{"id":780,"date":"2020-10-09T21:52:23","date_gmt":"2020-10-09T21:52:23","guid":{"rendered":"http:\/\/www.xuelinchina.com\/index.php\/2020\/10\/09\/d0b94e744c\/"},"modified":"2020-10-24T01:27:34","modified_gmt":"2020-10-24T01:27:34","slug":"d0b94e744c","status":"publish","type":"post","link":"https:\/\/www.xuelinedu.com\/index.php\/2020\/10\/09\/d0b94e744c\/","title":{"rendered":"\u3010\u6708\u8003\u4e13\u680f\u3011\u4e5d\u5e74\u7ea7\u7269\u7406\u4e0a\u518c\u4e00\u6b21\u6708\u8003\u77e5\u8bc6\u70b9\u6c47\u603b"},"content":{"rendered":"
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\u7b2c\u5341\u4e09\u7ae0\u3000\u5185\u80fd<\/span><\/strong><\/span><\/strong><\/span><\/p>\n

\n

\u4e00\u3001\u5b87\u5b99\u548c\u5fae\u89c2\u4e16\u754c<\/span><\/strong>
\n<\/span><\/p>\n

1\u3001\u7269\u8d28\u662f\u7531\u5206\u5b50\u7ec4\u6210\u7684\uff0c\u5206\u5b50\u662f\u7531\u539f\u5b50\u7ec4\u6210\u7684\u3002<\/span>
\n2\u3001\uff08<\/span>1\uff09\u5206\u5b50\u7684\u5927\u5c0f\uff1a\u5982\u679c\u628a\u5206\u5b50\u770b\u6210\u7403\u5f62\uff0c\u4e00\u822c\u5206\u5b50\u7684\u5927\u5c0f\u53ea\u6709\u767e\u4ebf\u5206\u4e4b\u51e0\u7c73\uff0c\u901a\u5e38\u7528<\/span>10-10<\/sup>m\u505a\u5355\u4f4d\u6765\u91cf\u5ea6\u3002<\/span>
\n\uff08<\/span>2\uff09\u539f\u5b50\u7684\u7ed3\u6784\uff1a\u539f\u5b50\u7531\u539f\u5b50\u6838\u548c\u7535\u5b50\u7ec4\u6210\uff0c\u539f\u5b50\u6838\u7531\u4e2d\u5b50\u548c\u8d28\u5b50\u7ec4\u6210\u3002<\/span><\/span><\/p>\n

3\u3001\u56fa\u6001\u3001\u6db2\u6001\u3001\u6c14\u6001\u7684\u5fae\u89c2\u6a21\u578b<\/span>
\n\uff08<\/span>1\uff09\u56fa\u6001\u7269\u8d28\u4e2d\uff0c\u5206\u5b50\u7684\u6392\u5217\u5341\u5206\u7d27\u5bc6\uff0c\u5206\u5b50\u5177\u6709\u5341\u5206\u5f3a\u5927\u7684\u4f5c\u7528\u529b\u3002\u56e0\u6b64\uff0c\u56fa\u4f53\u5177\u6709\u4e00\u5b9a\u7684\u4f53\u79ef\u548c\u5f62\u72b6\uff0c\u4f46\u4e0d\u5177\u6709\u6d41\u52a8\u6027\u3002<\/span>
\n\uff08<\/span>2\uff09\u6db2\u4f53\u7269\u8d28\u4e2d\uff0c\u5206\u5b50\u6ca1\u6709\u56fa\u5b9a\u7684\u4f4d\u7f6e\uff0c\u8fd0\u52a8\u6bd4\u8f83\u81ea\u7531\uff0c\u7c92\u5b50\u95f4\u7684\u4f5c\u7528\u529b\u6bd4\u56fa\u4f53\u7684\u5c0f\u3002\u56e0\u6b64\uff0c\u6db2\u4f53\u6ca1\u6709\u786e\u5b9a\u7684\u5f62\u72b6\uff0c\u4f46\u6709\u4e00\u5b9a\u7684\u4f53\u79ef\uff0c\u5177\u6709\u6d41\u52a8\u6027\u3002<\/span>
\n\uff08<\/span>3\uff09\u6c14\u4f53\u7269\u8d28\u4e2d\uff0c\u5206\u5b50\u6781\u5ea6\u6563\u4e71\uff0c\u95f4\u8ddd\u5f88\u5927\uff0c\u5e76\u4ee5\u9ad8\u901f\u5ea6\u5411\u56db\u9762\u516b\u65b9\u8fd0\u52a8\uff0c\u7c92\u5b50\u95f4\u7684\u4f5c\u7528\u529b\u6781\u5c0f\uff0c\u5bb9\u6613\u88ab\u538b\u7f29\u3002\u56e0\u6b64\uff0c\u6c14\u4f53\u5177\u6709\u5f88\u5f3a\u7684\u6d41\u52a8\u6027\uff0c\u4f46\u6ca1\u6709\u4e00\u5b9a\u7684\u5f62\u72b6\u548c\u4f53\u79ef\u3002<\/span>
\n4\u3001\u7eb3\u7c73\u6280\u672f<\/span><\/span><\/p>\n

\u7eb3\u7c73\u662f\u957f\u5ea6\u7684\u5355\u4f4d\u3002<\/span>1nm=10-9<\/sup>\u00a0m\u3002<\/span><\/span><\/p>\n


\n<\/span>\u4e8c\u3001\u5206\u5b50\u70ed\u8fd0\u52a8<\/span><\/strong><\/span><\/p>\n

1\u3001\u5206\u5b50\u52a8\u7406\u8bba<\/span><\/span><\/p>\n

\uff08<\/span>1\uff09\u7269\u8d28\u7531\u5206\u5b50\u7ec4\u6210\uff1b<\/span><\/span><\/p>\n

\uff08<\/span>2\uff09\u4e00\u5207\u7269\u4f53\u7684\u5206\u5b50\u90fd\u5728\u4e0d\u505c\u5730\u505a\u65e0\u89c4\u5219\u8fd0\u52a8\uff1b<\/span><\/span><\/p>\n

\uff08<\/span>3\uff09\u5206\u5b50\u95f4\u5b58\u5728\u76f8\u4e92\u4f5c\u7528\u7684\u5f15\u529b\u548c\u65a5\u529b\u3002<\/span><\/span><\/p>\n

2\u3001\u6269\u6563\uff1a\u4e0d\u540c\u7684\u7269\u8d28\u5728\u4e92\u76f8\u63a5\u89e6\u65f6\u5f7c\u6b64\u8fdb\u5165\u5bf9\u65b9\u7684\u73b0\u8c61\u3002\u6269\u6563\u73b0\u8c61\u8bf4\u660e\uff1a<\/span>\u00a0<\/span><\/p>\n

\u2460\u5206\u5b50\u5728\u4e0d\u505c\u5730\u505a\u65e0\u89c4\u5219\u8fd0\u52a8\uff1b<\/span><\/p>\n

\u2461\u5206\u5b50\u4e4b\u95f4\u6709\u95f4\u9699\uff1b<\/span><\/p>\n

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3\u3001\u5206\u5b50\u7684\u70ed\u8fd0\u52a8\uff1a\u7531\u4e8e\u5206\u5b50\u7684\u8fd0\u52a8\u8ddf\u6e29\u5ea6\u6709\u5173\uff0c\u6240\u4ee5\u628a\u5206\u5b50\u7684\u65e0\u89c4\u5219\u8fd0\u52a8\u53eb\u505a\u5206\u5b50\u70ed\u8fd0\u52a8\u3002<\/span><\/span><\/p>\n

4\u3001\u5206\u5b50\u95f4\u7684\u76f8\u4e92\u4f5c\u7528\u529b\u65e2\u6709\u5f15\u529b\u53c8\u6709\u65a5\u529b\uff0c\u5f15\u529b\u548c\u65a5\u529b\u662f\u540c\u65f6\u5b58\u5728\u7684\u3002\u5f53\u4e24\u5206\u5b50\u95f4\u7684\u8ddd\u79bb\u7b49\u4e8e<\/span>10-10<\/sup>\u7c73\u65f6\uff0c\u5206\u5b50\u95f4\u5f15\u529b\u548c\u65a5\u529b\u76f8\u7b49\uff0c\u53eb\u505a\u5e73\u8861\u4f4d\u7f6e\uff1b\u5f53\u4e24\u5206\u5b50\u95f4\u7684\u8ddd\u79bb\u5c0f\u4e8e<\/span>10-10<\/sup>\u7c73\u65f6\uff0c\u5206\u5b50\u95f4\u65a5\u529b\u5927\u4e8e\u5f15\u529b\uff0c\u8868\u73b0\u4e3a\u65a5\u529b\uff1b\u5f53\u4e24\u5206\u5b50\u95f4\u7684\u8ddd\u79bb\u5927\u4e8e<\/span>10-10<\/sup>\u7c73\u65f6\uff0c\u5206\u5b50\u95f4\u5f15\u529b\u5927\u4e8e\u65a5\u529b\uff0c\u8868\u73b0\u4e3a\u5f15\u529b\uff1b\u5f53\u5206\u5b50\u95f4\u7684\u8ddd\u79bb\u5f88\u5927\uff08\u5927\u4e8e\u5206\u5b50\u76f4\u5f84\u7684<\/span>10\u500d\u4ee5\u4e0a\uff09\u65f6\uff0c\u5206\u5b50\u95f4\u7684\u76f8\u4e92\u4f5c\u7528\u529b\u53d8\u5f97\u5341\u5206\u5fae\u5f31\uff0c\u53ef\u8fd1\u4f3c\u8ba4\u4e3a\u5206\u5b50\u95f4\u65e0\u76f8\u4e92\u4f5c\u7528\u529b\u3002<\/span><\/span><\/p>\n


\n<\/span>\u4e09\u3001\u5185\u80fd<\/span><\/strong><\/span><\/p>\n

1\u3001\u5185\u80fd\uff1a\u6784\u6210\u7269\u4f53\u7684\u6240\u6709\u5206\u5b50\u70ed\u8fd0\u52a8\u7684\u52a8\u80fd\u548c\u5206\u5b50\u52bf\u80fd\u7684\u603b\u548c\uff0c\u53eb\u505a\u7269\u4f53\u7684\u5185\u80fd\u3002\u5355\u4f4d\uff1a\u7126\u8033\uff08<\/span>J\uff09\u3002\u4ece\u5b8f\u89c2\u7684\u89d2\u5ea6\u6765\u8bf4\uff0c\u5185\u80fd\u4e0e\u7269\u4f53\u7684\u8d28\u91cf\u3001\u6e29\u5ea6\u3001\u72b6\u6001\u53ca\u4f53\u79ef\u90fd\u6709\u5173\u3002<\/span><\/span><\/p>\n

2\u3001\u4e00\u5207\u7269\u4f53\u5728\u4efb\u4f55\u60c5\u51b5\u4e0b\u90fd\u6709\u5185\u80fd\uff1b\u65e0\u8bba\u662f\u9ad8\u6e29\u7684\u94c1\u6c34\uff0c\u8fd8\u662f\u5bd2\u51b7\u7684\u51b0\u5757\u90fd\u5177\u6709\u5185\u80fd\u3002<\/span><\/span><\/p>\n

3\u3001\u7269\u4f53\u7684\u5185\u80fd\u5927\u5c0f\u4e0e\u6e29\u5ea6\u7684\u5173\u7cfb\uff1a\u7269\u4f53\u7684\u5185\u80fd\u4e0e\u6e29\u5ea6\u6709\u5173\u3002\u5728\u7269\u4f53\u7684\u8d28\u91cf\uff0c\u6750\u6599\u3001\u72b6\u6001\u76f8\u540c\u65f6\uff0c\u6e29\u5ea6\u8d8a\u9ad8\uff0c\u7269\u4f53\u5185\u80fd\u8d8a\u5927\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u540c\u4e00\u4e2a\u7269\u4f53\uff0c\u6e29\u5ea6\u5347\u9ad8\uff0c\u5b83\u7684\u5185\u80fd\u589e\u52a0\uff1b\u6e29\u5ea6\u964d\u4f4e\uff0c\u5185\u80fd\u51cf\u5c11\u3002<\/span><\/span><\/p>\n

4\u3001\u70ed\u8fd0\u52a8\uff1a\u7269\u4f53\u5185\u90e8\u5927\u91cf\u5206\u5b50\u7684\u65e0\u89c4\u5219\u8fd0\u52a8\u53eb\u505a\u70ed\u8fd0\u52a8\u3002\u5206\u5b50\u65e0\u89c4\u5219\u8fd0\u52a8\u7684\u901f\u5ea6\u4e0e\u6e29\u5ea6\u6709\u5173\uff0c\u6e29\u5ea6\u8d8a\u9ad8\uff0c\u5206\u5b50\u65e0\u89c4\u5219\u8fd0\u52a8\u7684\u901f\u5ea6\u5c31\u8d8a\u5feb\uff1b\u7269\u4f53\u7684\u6e29\u5ea6\u8d8a\u4f4e\uff0c\u5206\u5b50\u65e0\u89c4\u5219\u8fd0\u52a8\u7684\u901f\u5ea6\u5c31\u8d8a\u6162\u3002\u5185\u80fd\u4e5f\u5e38\u53eb\u505a\u70ed\u80fd\u3002<\/span><\/span><\/p>\n

5\u3001\u5185\u80fd\u4e0e\u673a\u68b0\u80fd\u7684\u533a\u522b<\/span>
\n\u2460\u7269\u4f53\u7684\u5185\u80fd\u7684\u591a\u5c11\u4e0e\u7269\u4f53\u7684\u6e29\u5ea6\u3001\u4f53\u79ef\u3001\u8d28\u91cf\u548c\u7269\u4f53\u72b6\u6001\u6709\u5173\uff1b\u800c\u673a\u68b0\u80fd\u4e0e\u7269\u4f53\u7684\u8d28\u91cf\u3001\u901f\u5ea6\u3001\u9ad8\u5ea6\u3001\u5f62\u53d8\u6709\u5173\u3002\u5b83\u4eec\u662f\u4e24\u79cd\u4e0d\u540c\u5f62\u5f0f\u7684\u80fd\u3002<\/span>
\n\u2461\u4e00\u5207\u7269\u4f53\u90fd\u5177\u6709\u5185\u80fd\uff0c\u4f46\u6709\u4e9b\u7269\u4f53\u53ef\u4ee5\u8bf4\u6ca1\u6709\u673a\u68b0\u80fd\uff0c\u6bd4\u5982\u9759\u6b62\u5728\u5730\u9762\u4e0a\u7684\u7269\u4f53\u3002<\/span><\/span><\/p>\n

6\u3001\u5185\u80fd\u7684\u6539\u53d8\uff1a<\/span><\/span><\/p>\n

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\uff08<\/span>2\uff09\u70ed\u91cf\uff1a\u70ed\u4f20\u9012\u8fc7\u7a0b\u4e2d\uff0c\u4f20\u9012\u7684\u80fd\u91cf\u7684\u591a\u5c11\u53eb\u70ed\u91cf\uff0c\u70ed\u91cf\u7684\u5355\u4f4d\u662f\u7126\u8033\uff08<\/span>J\uff09\u3002\u70ed\u4f20\u9012\u7684\u5b9e\u8d28\u662f\u5185\u80fd\u7684\u8f6c\u79fb\u3002<\/span><\/span><\/p>\n

A\u3001\u70ed\u4f20\u9012\u53ef\u4ee5\u6539\u53d8\u7269\u4f53\u7684\u5185\u80fd\u3002<\/span><\/span><\/p>\n

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B\u3001\u505a\u529f\u6539\u53d8\u7269\u4f53\u7684\u5185\u80fd\uff1a<\/span><\/span><\/p>\n

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\u505a\u529f\u4e0e\u70ed\u4f20\u9012\u6539\u53d8\u7269\u4f53\u7684\u5185\u80fd\u662f\u7b49\u6548\u7684\u3002<\/span><\/p>\n

\u00a0<\/span><\/p>\n

\u56db\u3001\u6bd4\u70ed\u5bb9<\/span><\/strong><\/span><\/p>\n

1\u3001\u5b9a\u4e49\uff1a\u4e00\u5b9a\u8d28\u91cf\u7684\u67d0\u79cd\u7269\u8d28\uff0c\u5728\u6e29\u5ea6\u5347\u9ad8\u65f6\u5438\u6536\u7684\u70ed\u91cf\u4e0e\u5b83\u7684\u8d28\u91cf\u548c\u5347\u9ad8\u7684\u6e29\u5ea6\u4e58\u79ef\u4e4b\u6bd4\u53eb\u505a\u8fd9\u79cd\u7269\u8d28\u7684\u6bd4\u70ed\u5bb9\uff0c\u7b80\u79f0\u6bd4\u70ed\uff0c\u7528\u7b26\u53f7<\/span>c\u8868\u793a\u6bd4\u70ed\u5bb9\u3002\u6bd4\u70ed\u5bb9\u7684\u5355\u4f4d\u662f\u7126\u8033\u6bcf\u5343\u514b\u6444\u6c0f\u5ea6\uff0c\u7b26\u53f7\u662f<\/span>J\/\uff08<\/span>kg\u00b7\u2103\uff09\u3002<\/span><\/span><\/p>\n

2\u3001\u7269\u7406\u610f\u4e49\uff1a\u8868\u793a\u7269\u4f53\u5438\u70ed\u6216\u653e\u70ed\u80fd\u529b\u7684\u5f3a\u5f31\u3002<\/span><\/span><\/p>\n

3\u3001\u6bd4\u70ed\u5bb9\u662f\u7269\u8d28\u7684\u4e00\u79cd\u7279\u6027\uff0c\u5927\u5c0f\u4e0e\u7269\u8d28\u7684\u79cd\u7c7b\u3001\u72b6\u6001\u6709\u5173\uff0c\u4e0e\u8d28\u91cf\u3001\u4f53\u79ef\u3001\u6e29\u5ea6\u3001\u5bc6\u5ea6\u3001\u5438\u70ed\u653e\u70ed\u3001\u5f62\u72b6\u7b49\u65e0\u5173\u3002<\/span><\/span><\/p>\n

4\u3001\u6c34\u7684\u6bd4\u70ed\u5bb9\u662f\uff1a<\/span>4.2\u00d7103<\/sup>J\/\uff08<\/span>kg\u00b7\u2103\uff09\uff0c\u5b83\u8868\u793a\u7684\u7269\u7406\u610f\u4e49\u662f\uff1a<\/span>1kg\u7684\u6c34\u6e29\u5ea6\u5347\u9ad8\uff08\u6216\u964d\u4f4e\uff09<\/span>1\u2103\u5438\u6536\uff08\u6216\u653e\u51fa\uff09\u7684\u70ed\u91cf\u4e3a<\/span>4.2\u00d7103<\/sup>J\u3002<\/span><\/span><\/p>\n

5\u3001\u6bd4\u70ed\u5bb9\u8868<\/span><\/span><\/p>\n

\uff08<\/span>1\uff09\u6bd4\u70ed\u5bb9\u662f\u7269\u8d28\u7684\u4e00\u79cd\u7279\u6027\uff0c\u5404\u79cd\u7269\u8d28\u90fd\u6709\u81ea\u5df1\u7684\u6bd4\u70ed\u5bb9\u3002<\/span><\/span><\/p>\n

\uff08<\/span>2\uff09\u4ece\u6bd4\u70ed\u5bb9\u8868\u4e2d\u8fd8\u53ef\u4ee5\u770b\u51fa\uff1a\u5404\u7269\u8d28\u4e2d\uff0c\u6c34\u7684\u6bd4\u70ed\u5bb9\u6700\u5927\u3002\u8fd9\u5c31\u610f\u5473\u7740\uff0c\u5728\u540c\u6837\u53d7\u70ed\u6216\u51b7\u5374\u7684\u60c5\u51b5\u4e0b\uff0c\u6c34\u7684\u6e29\u5ea6\u53d8\u5316\u8981\u5c0f\u4e9b\u3002\u6c34\u7684\u8fd9\u4e2a\u7279\u5f81\u5bf9\u6c14\u5019\u7684\u5f71\u54cd\u5f88\u5927\u3002<\/span><\/span><\/p>\n

\u5728\u53d7\u592a\u9633\u7167\u5c04\u6761\u4ef6\u76f8\u540c\u65f6\uff0c\u767d\u5929\u6cbf\u6d77\u5730\u533a\u6bd4\u5185\u9646\u5730\u533a\u6e29\u5ea6\u5347\u9ad8\u7684\u6162\uff0c\u591c\u665a\u6cbf\u6d77\u5730\u533a\u6e29\u5ea6\u964d\u4f4e\u4e5f\u5c11\u3002\u6240\u4ee5\u4e00\u5929\u4e4b\u4e2d\uff0c\u6cbf\u6d77\u5730\u533a\u6e29\u5ea6\u53d8\u5316\u5c0f\uff0c\u5185\u9646\u5730\u533a\u6e29\u5ea6\u53d8\u5316\u5927\u3002<\/span><\/p>\n

\u5728\u4e00\u5e74\u4e4b\u4e2d\uff0c\u590f\u5b63\u5185\u9646\u6bd4\u6cbf\u6d77\u708e\u70ed\uff0c\u51ac\u5b63\u5185\u9646\u6bd4\u6cbf\u6d77\u5bd2\u51b7\u3002<\/span><\/p>\n

\uff08<\/span>3\uff09\u6c34\u6bd4\u70ed\u5bb9\u8f83\u5927\u7684\u7279\u70b9\uff0c\u5728\u751f\u4ea7\u3001\u751f\u6d3b\u4e2d\u4e5f\u7ecf\u5e38\u5229\u7528\u3002<\/span><\/span><\/p>\n

\u5982\u6c7d\u8f66\u53d1\u52a8\u673a\u3001\u53d1\u7535\u673a\u7b49\u673a\u5668\uff0c\u5728\u5de5\u4f5c\u65f6\u8981\u53d1\u70ed\uff0c\u901a\u5e38\u8981\u7528\u5faa\u73af\u6d41\u52a8\u7684\u6c34\u6765\u51b7\u5374\u3002\u51ac\u5b63\u4e5f\u5e38\u7528\u70ed\u6c34\u53d6\u6696\u3002<\/span><\/p>\n

8\u3001\u70ed\u91cf\u7684\u8ba1\u7b97\u516c\u5f0f\uff1a<\/span>Q=cm\u25b3t\u3002\u5f0f\u4e2d\uff0c<\/span>\u25b3t\u53eb\u505a\u6e29\u5ea6\u7684\u53d8\u5316\u91cf\uff0c\u5b83\u7b49\u4e8e\u70ed\u4f20\u9012\u8fc7\u7a0b\u4e2d\u672b\u6e29\u5ea6\u4e0e\u521d\u6e29\u5ea6\u4e4b\u5dee\u3002<\/span><\/span><\/p>\n

\u6ce8\u610f\uff1a\u7269\u4f53\u6e29\u5ea6\u5347\u9ad8\u5230\uff08\u6216\u964d\u4f4e\u5230\uff09\u4e0e\u6e29\u5ea6\u5347\u9ad8\u4e86\uff08\u6216\u964d\u4f4e\u4e86\uff09\u7684\u610f\u4e49\u662f\u4e0d\u540c\u7684\u3002\u6bd4\u5982\u6c34\u6e29\u4ece<\/span>10\u2103\u5347\u9ad8\u5230<\/span>30\u2103\uff0c\u6e29\u5ea6\u7684\u53d8\u5316\u91cf\u662f<\/span>\u25b3t=30\u2103<\/span>-10\u2103<\/span>=20\u2103\uff1b\u7269\u4f53\u6e29\u5ea6\u5347\u9ad8\u4e86<\/span>30\u2103\uff0c\u6e29\u5ea6\u7684\u53d8\u5316\u91cf<\/span>\u25b3t=30\u2103\u3002<\/span><\/span><\/p>\n

\uff31\u5438\uff1d<\/span>cm\uff08<\/span>t\uff0d<\/span>t0<\/sub>\uff09\uff08\u6216\uff31\u5438<\/span>=cm\u25b3t\uff09<\/span>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n

\uff31\u653e\uff1d<\/span>cm\uff08<\/span>t0<\/sub>\uff0d<\/span>t\uff09\uff08\u6216\uff31\u653e<\/span>=cm\u25b3t\uff09<\/span><\/span><\/p>\n

\u00a0<\/span><\/p>\n

\u7b2c\u5341\u56db\u7ae0\u3000\u5185\u80fd\u7684\u5229\u7528<\/span>\u00a0<\/strong><\/span><\/p>\n

\n

\u4e00\u3001\u70ed\u673a<\/span><\/strong><\/span><\/p>\n

1\u3001\u70ed\u673a\uff1a\u628a\u5185\u80fd\u8f6c\u5316\u4e3a\u673a\u68b0\u80fd\u7684\u673a\u5668\u53eb\u70ed\u673a\u3002<\/span><\/span><\/p>\n

2\u3001\u5185\u71c3\u673a\uff1a<\/span><\/span><\/p>\n

\u5c06\u71c3\u6599\u7684\u5316\u5b66\u80fd\u901a\u8fc7\u71c3\u70e7\u8f6c\u5316\u4e3a\u5185\u80fd\uff0c\u53c8\u901a\u8fc7\u505a\u529f\uff0c\u628a\u5185\u80fd\u8f6c\u5316\u4e3a\u673a\u68b0\u80fd\u3002\u6309\u71c3\u70e7\u71c3\u6599\u7684\u4e0d\u540c\uff0c\u5185\u71c3\u673a\u53ef\u5206\u4e3a\u6c7d\u6cb9\u673a\u3001\u67f4\u6cb9\u673a\u7b49\u3002<\/span><\/p>\n

\uff08<\/span>1\uff09\u6c7d\u6cb9\u673a\u548c\u67f4\u6cb9\u673a\u90fd\u662f\u4e00\u4e2a\u5de5\u4f5c\u5faa\u73af\u4e3a\u56db\u4e2a\u51b2\u7a0b\uff0c\u5373\u5438\u6c14\u51b2\u7a0b\u3001\u538b\u7f29\u51b2\u7a0b\u3001\u505a\u529f\u51b2\u7a0b\u3001\u6392\u6c14\u51b2\u7a0b\u3002<\/span><\/span><\/p>\n

\uff08<\/span>2\uff09\u4e00\u4e2a\u5de5\u4f5c\u5faa\u73af\u5bf9\u5916\u505a\u4e00\u6b21\u529f\uff0c\u66f2\u8f74\u8f6c<\/span>2\u5468\uff0c\u98de\u8f6e\u8f6c<\/span>2\u5468\uff0c\u6d3b\u585e\u5f80\u8fd4<\/span>2\u6b21\u3002<\/span><\/span><\/p>\n

\uff08<\/span>3\uff09\u538b\u7f29\u51b2\u7a0b\u662f\u5bf9\u6c14\u4f53\u538b\u7f29\u505a\u529f\uff0c\u6c14\u4f53\u5185\u80fd\u589e\u52a0\uff0c\u8fd9\u65f6\u673a\u68b0\u80fd\u8f6c\u5316\u4e3a\u5185\u80fd\u3002<\/span><\/span><\/p>\n

\uff08<\/span>4\uff09\u505a\u529f\u51b2\u7a0b\u662f\u6c14\u4f53\u5bf9\u5916\u505a\u529f\uff0c\u5185\u80fd\u51cf\u5c11\uff0c\u8fd9\u662f\u5185\u80fd\u8f6c\u5316\u4e3a\u673a\u68b0\u80fd\u3002<\/span><\/span><\/p>\n

\uff08<\/span>5\uff09\u6c7d\u6cb9\u673a\u548c\u67f4\u6cb9\u673a\u5de5\u4f5c\u7684\u56db\u4e2a\u51b2\u7a0b\u4e2d\uff0c\u53ea\u6709\u505a\u529f\u51b2\u7a0b\u662f\u71c3\u6c14\u5bf9\u6d3b\u585e\u505a\u529f\uff0c\u5176\u4ed6\u4e09\u4e2a\u51b2\u7a0b\u90fd\u8981\u9760\u98de\u8f6e\u7684\u60ef\u6027\u5b8c\u6210\u3002<\/span><\/span><\/p>\n

\uff08<\/span>6\uff09\u5224\u65ad\u6c7d\u6cb9\u673a\u548c\u67f4\u6cb9\u673a\u5de5\u4f5c\u5c5e\u54ea\u4e2a\u51b2\u7a0b\u5e94\u6293\u4f4f\u4e24\u70b9\uff1a\u6c14\u95e8\u7684\u5f00\u95ed\u60c5\u51b5\uff1b\u6d3b\u585e\u7684\u8fd0\u52a8\u65b9\u5411\u3002<\/span><\/span><\/p>\n

\uff08<\/span>7\uff09\u6c7d\u6cb9\u673a\u548c\u67f4\u6cb9\u673a\u7684\u4e0d\u540c\u4e4b\u5904\uff1a<\/span><\/span><\/p>\n

\u00a0\u00a0\u6c7d\u6cb9\u673a\uff1a\u6c14\u7f38\u9876\u6709\u706b\u82b1\u585e\u3001\u5438\u5165\u7a7a\u6c14\u548c\u6c7d\u6cb9\u6df7\u5408\u3001\u70b9\u71c3\u5f0f\u3001\u6548\u7387\u8f83\u4f4e<\/span><\/span><\/p>\n

\u00a0\u00a0\u67f4\u6cb9\u673a\uff1a\u6c14\u7f38\u9876\u6709\u55b7\u6cb9\u5634\u3001\u5438\u5165\u7a7a\u6c14\u3001\u538b\u71c3\u5f0f\u3001\u6548\u7387\u8f83\u9ad8<\/span><\/span><\/p>\n

\u00a0<\/span><\/strong><\/span><\/p>\n

\u4e8c\u3001\u70ed\u673a\u7684\u6548\u7387<\/span><\/strong><\/span><\/p>\n

1\u3001\u71c3\u6599\u7684\u70ed\u503c<\/span><\/span><\/p>\n

\u2460\u5b9a\u4e49\uff1a\u67d0\u79cd\u71c3\u6599\u5b8c\u5168\u71c3\u70e7\u653e\u51fa\u7684\u70ed\u91cf\u4e0e\u5176\u8d28\u91cf\u4e4b\u6bd4\uff0c\u53eb\u505a\u8fd9\u79cd\u71c3\u6599\u7684\u70ed\u503c\u3002\u7528\u201c<\/span>q\u201d\u8868\u793a\u3002<\/span><\/span><\/p>\n

\u2461\u5355\u4f4d\uff1a<\/span>J\/kg\uff0c\u8bfb\u4f5c\uff1a\u7126\u8033\u6bcf\u5343\u514b\u3002\u6c14\u4f53\u71c3\u6599\u6709\u65f6\u4f7f\u7528<\/span>J\/m3\uff0c\u8bfb\u4f5c\uff1a\u7126\u8033\u6bcf\u7acb\u65b9\u7c73\u3002<\/span><\/span><\/p>\n

\u2462\u71c3\u6599\u71c3\u70e7\u653e\u51fa\u70ed\u91cf\u7684\u8ba1\u7b97\uff1a\u4e00\u5b9a\u8d28\u91cf<\/span>m\u7684\u71c3\u6599\u5b8c\u5168\u71c3\u70e7\uff0c\u6240\u653e\u51fa\u70ed\u91cf\u4e3a\uff1a<\/span>Q=mq\u3002\u5f0f\u4e2d\uff0c<\/span>q\u8868\u793a\u71c3\u6599\u7684\u70ed\u503c\uff0c\u5355\u4f4d\u662f<\/span>J\/kg\uff1b<\/span>m\u8868\u793a\u71c3\u6599\u7684\u8d28\u91cf\uff0c\u5355\u4f4d\u662f<\/span>kg\uff1b<\/span>Q\u8868\u793a\u71c3\u6599\u71c3\u70e7\u653e\u51fa\u7684\u70ed\u91cf\uff0c\u5355\u4f4d\u662f<\/span>J\u3002<\/span><\/span><\/p>\n

\u9152\u7cbe\u7684\u70ed\u503c\u662f<\/span>3.0\u00d7107J\/kg\uff0c\u5b83\u8868\u793a\uff1a<\/span>1kg\u9152\u7cbe\u5b8c\u5168\u71c3\u70e7\u653e\u51fa\u7684\u70ed\u91cf\u662f<\/span>3.0\u00d7107J\u3002<\/span><\/span><\/p>\n

\u7164\u6c14\u7684\u70ed\u503c\u662f<\/span>3.9\u00d7107J\/m3\uff0c\u5b83\u8868\u793a\uff1a<\/span>1m3\u7164\u6c14\u5b8c\u5168\u71c3\u70e7\u653e\u51fa\u7684\u70ed\u91cf\u662f<\/span>3.9\u00d7107J\u3002<\/span><\/span><\/p>\n

\u2463\u5173\u4e8e\u70ed\u503c\u7684\u7406\u89e3\uff1a<\/span><\/p>\n

A\u3001\u5bf9\u4e8e\u70ed\u503c\u7684\u6982\u5ff5\uff0c\u8981\u6ce8\u91cd\u7406\u89e3\u4e09\u4e2a\u5173\u952e\u8bcd\u201c<\/span>1kg\u201d\u3001\u201c\u67d0\u79cd\u71c3\u6599\u201d\u3001\u201c\u5b8c\u5168\u71c3\u70e7\u201d\u3002<\/span>1kg\u662f\u9488\u5bf9\u71c3\u6599\u7684\u8d28\u91cf\u800c\u8a00\uff0c\u5982\u679c\u71c3\u6599\u7684\u8d28\u91cf\u4e0d\u662f<\/span>1kg\uff0c\u90a3\u4e48\u8be5\u71c3\u6599\u5b8c\u5168\u71c3\u70e7\u653e\u51fa\u7684\u70ed\u91cf\u5c31\u4e0d\u662f\u70ed\u503c\u3002\u67d0\u79cd\u71c3\u6599\uff1a\u8bf4\u660e\u70ed\u503c\u4e0e\u71c3\u6599\u7684\u79cd\u7c7b\u6709\u5173\u3002\u5b8c\u5168\u71c3\u70e7\uff1a\u8868\u660e\u8981\u71c3\u6599\u8981\u5b8c\u5168\u70e7\u5c3d\uff0c\u53d8\u6210\u53e6\u4e00\u79cd\u7269\u8d28\uff0c\u5426\u5219<\/span>1kg\u71c3\u6599\u5316\u5b66\u80fd\u8f6c\u53d8\u6210\u5185\u80fd\u5c31\u4e0d\u662f\u8be5\u70ed\u503c\u6240\u786e\u5b9a\u7684\u503c\u3002<\/span><\/span><\/p>\n

B\u3001\u70ed\u503c\u53cd\u6620\u7684\u662f\u67d0\u79cd\u7269\u8d28\u7684\u4e00\u79cd\u71c3\u70e7\u7279\u6027\uff0c\u540c\u65f6\u53cd\u6620\u51fa\u4e0d\u540c\u71c3\u6599\u71c3\u70e7\u8fc7\u7a0b\u4e2d\uff0c\u5316\u5b66\u80fd\u8f6c\u53d8\u6210\u5185\u80fd\u7684\u672c\u9886\u5927\u5c0f\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u5b83\u662f\u71c3\u6599\u672c\u8eab\u7684\u4e00\u79cd\u7279\u6027\uff0c\u53ea\u4e0e\u71c3\u6599\u7684\u79cd\u7c7b\u6709\u5173\uff0c\u4e0e\u71c3\u6599\u7684\u5f62\u6001\u3001\u8d28\u91cf\u3001\u4f53\u79ef\u7b49\u5747\u65e0\u5173\u3002<\/span><\/span><\/p>\n

C\u3001\u82e5\u71c3\u6599\u662f\u6c14\u4f53\u71c3\u6599\uff0c\u4e00\u5b9a\u4f53\u79ef<\/span>V\u7684\u71c3\u6599\u5b8c\u5168\u71c3\u70e7\uff0c\u6240\u653e\u51fa\u7684\u70ed\u91cf\u4e3a\uff1a<\/span>Q=qV\u3002\u5f0f\u4e2d\uff0c<\/span>q\u8868\u793a\u71c3\u6599\u7684\u70ed\u503c\uff0c\u5355\u4f4d\u662f<\/span>J\/m3<\/sup>\uff1b<\/span>V\u8868\u793a\u71c3\u6599\u7684\u4f53\u79ef\uff0c\u5355\u4f4d\u662f<\/span>m3<\/sup>\uff1b<\/span>Q\u8868\u793a\u71c3\u6599\u71c3\u70e7\u653e\u51fa\u7684\u70ed\u91cf\uff0c\u5355\u4f4d\u662f<\/span>J\u3002<\/span><\/span><\/p>\n

2\u3001\u70ed\u673a\u7684\u6548\u7387\uff1a<\/span><\/span><\/p>\n

\uff08<\/span>1\uff09\u5b9a\u4e49\uff1a\u70ed\u673a\u5de5\u4f5c\u65f6\uff0c\u7528\u6765\u505a\u6709\u7528\u529f\u7684\u90a3\u90e8\u5206\u80fd\u91cf\uff0c\u4e0e\u71c3\u6599\u5b8c\u5168\u71c3\u70e7\u653e\u51fa\u7684\u80fd\u91cf\u4e4b\u6bd4\u53eb\u505a\u70ed\u673a\u7684\u6548\u7387\u3002<\/span><\/span><\/p>\n

\uff08<\/span>2\uff09\u516c\u5f0f\uff1a<\/span>\u03b7=W\/Q\u00d7<\/span>100%=Q\u6709<\/span>\/Q\u603b<\/span>\u00d7100%\u3002\u5f0f\u4e2d\uff0c<\/span>W\u4e3a\u505a\u6709\u7528\u529f\u7684\u80fd\u91cf\uff1b<\/span>Q\u603b\u4e3a\u71c3\u6599\u5b8c\u5168\u71c3\u70e7\u91ca\u653e\u7684\u80fd\u91cf\uff0c<\/span>Q\u6709\u4e3a\u505a\u6709\u7528\u529f\u7684\u80fd\u91cf\uff1b<\/span>Q\u603b\u4e3a\u71c3\u6599\u5b8c\u5168\u71c3\u70e7\u91ca\u653e\u7684\u80fd\u91cf\u3002<\/span><\/span><\/p>\n

\uff08<\/span>3\uff09\u63d0\u9ad8\u70ed\u673a\u6548\u7387\u7684\u4e3b\u8981\u9014\u5f84\uff1a<\/span><\/span><\/p>\n

\u2460\u6539\u5584\u71c3\u70e7\u73af\u5883\uff0c\u4f7f\u71c3\u6599\u5c3d\u53ef\u80fd\u5b8c\u5168\u71c3\u70e7\uff0c\u63d0\u9ad8\u71c3\u6599\u7684\u71c3\u70e7\u6548\u7387\uff1b<\/span><\/p>\n

\u2461\u5c3d\u91cf\u51cf\u5c0f\u5404\u79cd\u70ed\u6563\u5931\uff1b<\/span><\/p>\n

\u2462\u51cf\u5c0f\u5404\u90e8\u4ef6\u95f4\u7684\u6469\u64e6\u4ee5\u51cf\u5c0f\u56e0\u514b\u670d\u6469\u64e6\u505a\u529f\u800c\u6d88\u8017\u7684\u80fd\u91cf\uff1b<\/span><\/p>\n

\u2463\u5145\u5206\u5229\u7528\u5e9f\u6c14\u5e26\u8d70\u7684\u80fd\u91cf\uff0c\u4ece\u800c\u63d0\u9ad8\u71c3\u6599\u7684\u5229\u7528\u7387\u3002<\/span><\/p>\n

\u00a0<\/span><\/strong><\/span><\/p>\n

\u4e09\u3001\u80fd\u91cf\u7684\u8f6c\u5316\u548c\u5b88\u6052<\/span><\/strong><\/span><\/p>\n

1\u3001\u80fd\u91cf\u5b88\u6052\u5b9a\u5f8b\uff1a\u80fd\u91cf\u65e2\u4e0d\u4f1a\u51ed\u7a7a\u6d88\u706d\uff0c\u4e5f\u4e0d\u4f1a\u51ed\u7a7a\u4ea7\u751f\uff0c\u5b83\u53ea\u4f1a\u4ece\u4e00\u79cd\u5f62\u5f0f\u8f6c\u5316\u4e3a\u5176\u5b83\u5f62\u5f0f\uff0c\u6216\u8005\u4ece\u4e00\u4e2a\u7269\u4f53\u8f6c\u79fb\u5230\u53e6\u4e00\u4e2a\u7269\u4f53\uff0c\u800c\u5728\u8f6c\u5316\u548c\u8f6c\u79fb\u7684\u8fc7\u7a0b\u4e2d\uff0c\u80fd\u91cf\u7684\u603b\u91cf\u4fdd\u6301\u4e0d\u53d8\u3002<\/span><\/span><\/p>\n

2\u3001\u80fd\u91cf\u5b88\u6052\u5b9a\u5f8b\u662f\u81ea\u7136\u754c\u6700\u91cd\u8981\u3001\u6700\u666e\u904d\u7684\u57fa\u672c\u5b9a\u5f8b\uff0c\u5927\u5230\u5929\u4f53\uff0c\u5c0f\u5230\u539f\u5b50\u6838\uff0c\u65e0\u8bba\u662f\u7269\u7406\u5b66\u95ee\u9898\u8fd8\u662f\u5316\u5b66\u3001\u5730\u7406\u3001\u751f\u7269\u5b66\u3001\u5929\u6587\u5b66\u95ee\u9898\uff0c\u6240\u6709\u80fd\u91cf\u8f6c\u5316\u7684\u8fc7\u7a0b\uff0c\u90fd\u9075\u4ece\u80fd\u91cf\u5b88\u6052\u5b9a\u5f8b\u3002<\/span><\/span><\/p>\n

3\u3001\u201c\u7b2c\u4e00\u7c7b\u6c38\u52a8\u673a\u201d\u6c38\u8fdc\u4e0d\u53ef\u80fd\u5b9e\u73b0\uff0c\u56e0\u4e3a\u5b83\u8fdd\u80cc\u4e86\u80fd\u91cf\u5b88\u6052\u5b9a\u5f8b\u3002<\/span><\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n

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\u5317\u5e08\u5927\u7248<\/strong><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n
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\u7b2c\u5341\u7ae0 \u80fd\u53ca\u5176\u8f6c\u5316<\/span><\/strong><\/span><\/section>\n
<\/section>\n
\u4e00\u3001\u673a\u68b0\u80fd<\/span><\/strong>
\n1\u3001\u7269\u4f53\u80fd\u5bf9\u5916\u505a\u529f\uff0c\u6211\u4eec\u5c31\u8bf4\u8fd9\u4e2a\u7269\u4f53\u5c31\u5177\u6709\u80fd\u3002\u7269\u4f53\u80fd\u591f\u505a\u7684\u529f\u8d8a\u591a\uff0c\u5b83\u5177\u6709\u7684\u80fd\u5c31\u8d8a\u591a\u3002<\/span>
\n2\u3001\u52a8\u80fd\uff1a\u7269\u4f53\u7531\u4e8e\u8fd0\u52a8\u800c\u5177\u6709\u7684\u80fd\u53eb\u52a8\u80fd\u3002\u7269\u4f53\u7684\u901f\u5ea6\u8d8a\u5927\uff0c\u8d28\u91cf\u8d8a\u5927\uff0c\u5177\u6709\u7684\u52a8\u80fd\u5c31\u8d8a\u591a\u3002<\/span>
\n3\u3001\u91cd\u529b\u52bf\u80fd\uff1a\u53d7\u5230\u91cd\u529b\u7684\u7269\u4f53\u7531\u4e8e\u88ab\u4e3e\u9ad8\u800c\u5177\u6709\u7684\u80fd\u53eb\u505a\u91cd\u529b\u52bf\u80fd\u3002\u7269\u4f53\u8d28\u91cf\u8d8a\u5927\uff0c\u4f4d\u7f6e\u8d8a\u9ad8\uff0c\u5177\u6709\u7684\u91cd\u529b\u52bf\u80fd\u5c31\u8d8a\u591a\u3002<\/span>
\n4\u3001\u5f39\u6027\u52bf\u80fd\uff1a\u5177\u6709\u5f39\u6027\u7684\u7269\u4f53\u7531\u4e8e\u53d1\u751f\u5f62\u53d8\u800c\u5177\u6709\u7684\u80fd\u53eb\u505a\u5f39\u6027\u52bf\u80fd\u3002\u540c\u4e00\u5f39\u6027\u7269\u4f53\u5f62\u53d8\u8d8a\u5927\uff0c\u5177\u6709\u7684\u5f39\u6027\u52bf\u80fd\u5c31\u8d8a\u591a\u3002<\/span>
\n5\u3001\u673a\u68b0\u80fd\uff1a\u52a8\u80fd\u548c\u52bf\u80fd\u7edf\u79f0\u4e3a\u673a\u68b0\u80fd\u3002\u673a\u68b0\u80fd\u7684\u5355\u4f4d\u662f\uff1a\u7126\u8033\u3002<\/span>
\n6\u3001\u7269\u4f53\u7684\u52a8\u80fd\u548c\u52bf\u80fd\u662f\u53ef\u4ee5\u76f8\u4e92\u8f6c\u5316\u3002\u5728\u53ea\u6709\u52a8\u80fd\u548c\u52bf\u80fd\u76f8\u4e92\u8f6c\u5316\u7684\u8fc7\u7a0b\u4e2d\uff0c\u673a\u68b0\u80fd\u7684\u603b\u91cf\u4fdd\u6301\u4e0d\u53d8\u3002<\/span>
\n7\u3001\u81ea\u7136\u754c\u4e2d\u53ef\u4f9b\u4eba\u7c7b\u5927\u91cf\u5229\u7528\u7684\u673a\u68b0\u80fd\u6709\u98ce\u80fd\u548c\u6c34\u80fd\u3002<\/span><\/span><\/span><\/p>\n

\u4e8c\u3001\u5185\u80fd<\/span><\/strong>
\n1\u3001\u6269\u6563\uff1a\u4e24\u79cd\u4e0d\u540c\u7269\u8d28\u81ea\u53d1\u5730\u5f7c\u6b64\u8fdb\u5165\u5bf9\u65b9\u7684\u73b0\u8c61\uff0c\u53eb\u505a\u6269\u6563\u3002\u6269\u6563\u73b0\u8c61\u8bf4\u660e\u5206\u5b50\u662f\u8fd0\u52a8\u7684\u3002<\/span>
\n2\u3001\u5206\u5b50\u52a8\u80fd<\/span>:\u5206\u5b50\u7531\u4e8e\u8fd0\u52a8\u800c\u5177\u6709\u7684\u80fd\u53eb\u505a\u5206\u5b50\u52a8\u80fd\u3002\u7269\u4f53\u7684\u6e29\u5ea6\u8d8a\u9ad8\uff0c\u5206\u5b50\u8fd0\u52a8\u8d8a\u5267\u70c8\uff0c\u5206\u5b50\u52a8\u80fd\u8d8a\u5927\u3002<\/span>
\n3\u3001\u7ec4\u6210\u7269\u8d28\u7684\u5206\u5b50\u4e4b\u95f4\uff0c\u5f15\u529b\u548c\u65a5\u529b\u540c\u65f6\u5b58\u5728\u3002<\/span>
\n4\u3001\u5206\u5b50\u52bf\u80fd<\/span>:\u5206\u5b50\u7531\u4e8e\u5b83\u4eec\u4e4b\u95f4\u5b58\u5728\u7740\u76f8\u4e92\u4f5c\u7528\u529b\u800c\u5177\u6709\u7684\u80fd\uff0c\u53eb\u505a\u5206\u5b50\u52bf\u80fd\u3002<\/span><\/p>\n<\/section>\n

5\u3001\u5206\u5b50\u8fd0\u52a8\u8bba\u7684\u5185\u5bb9\u662f\uff1a<\/span><\/span><\/section>\n
\uff08<\/span>1\uff09<\/span>\u00a0\u7269\u8d28\u7531\u5206\u5b50\u7ec4\u6210\uff1b<\/span>
\n\uff08<\/span>2\uff09\u4e00\u5207\u7269\u4f53\u7684\u5206\u5b50\u90fd\u6c38\u4e0d\u505c\u606f\u5730\u505a\u65e0\u89c4\u5219\u8fd0\u52a8\uff1b<\/span><\/span><\/section>\n
\uff08<\/span>3\uff09<\/span>\u00a0\u5206\u5b50\u95f4\u5b58\u5728\u76f8\u4e92\u4f5c\u7528\u7684\u5f15\u529b\u548c\u65a5\u529b\u3002<\/span>
\n6\u3001\u5185\u80fd\uff1a\u7269\u4f53\u5185\u6240\u6709\u5206\u5b50\u7684\u52a8\u80fd\u548c\u5206\u5b50\u52bf\u80fd\u7684\u603b\u548c\u53eb\u505a\u7269\u4f53\u7684\u5185\u80fd\u3002<\/span>
\n7\u3001\u7269\u4f53\u7684\u5185\u80fd\u4e0e\u6e29\u5ea6\u6709\u5173<\/span>:\u7269\u4f53\u7684\u6e29\u5ea6\u8d8a\u9ad8\uff0c\u5206\u5b50\u8fd0\u52a8\u901f\u5ea6\u8d8a\u5feb\uff0c\u5185\u80fd\u5c31\u8d8a\u5927\u3002<\/span><\/span><\/section>\n
8\u3001\u6539\u53d8\u7269\u4f53\u5185\u80fd\u7684\u4e24\u79cd\u65b9\u6cd5\uff1a\u505a\u529f\u548c\u70ed\u4f20\u9012\u3002\u8fd9\u4e24\u79cd\u65b9\u6cd5\u5bf9\u6539\u53d8\u7269\u4f53\u7684\u5185\u80fd\u662f\u7b49\u6548\u7684\u3002\u5916\u754c\u5bf9\u7269\u4f53\u505a\u529f\uff0c\u6216\u7269\u4f53\u4ece\u5916\u754c\u5438\u6536\u70ed\u91cf\uff0c\u7269\u4f53\u7684\u5185\u80fd\u589e\u52a0\u3002\u53cd\u4e4b\uff0c\u7269\u4f53\u7684\u5185\u80fd\u5c06\u51cf\u5c0f\u3002<\/span><\/span><\/span><\/p>\n

\u4e09\u3001\u4e0d\u540c\u7269\u8d28\u7684\u5438\u70ed\u672c\u9886\u4e00\u6837\u5417\uff1f<\/span><\/strong>
\n1\u3001\u70ed\u91cf\uff08<\/span>Q\uff09<\/span>:\u5728\u70ed\u4f20\u9012\u8fc7\u7a0b\u4e2d\uff0c\u7269\u4f53\u5185\u80fd\u6539\u53d8\u7684\u591a\u5c11\uff08\u4f20\u9012\u80fd\u91cf\u7684\u591a\u5c11\uff09\u53eb\u70ed\u91cf\u3002\uff08\u7269\u4f53\u542b\u6709\u591a\u5c11\u70ed\u91cf\u7684\u8bf4\u6cd5\u662f\u9519\u8bef\u7684\uff09\u5728\u70ed\u4f20\u9012\u8fc7\u7a0b\u4e2d\uff0c\u7269\u4f53\u5438\u6536\u4e86\u591a\u5c11\u70ed\u91cf\uff0c\u7269\u4f53\u7684\u5185\u80fd\u5c31\u589e\u52a0\u4e86\u591a\u5c11\uff1b\u7269\u4f53\u653e\u51fa\u4e86\u591a\u5c11\u70ed\u91cf\uff0c\u7269\u4f53\u7684\u5185\u80fd\u5c31\u51cf\u5c0f\u4e86\u591a\u5c11\u3002<\/span>
\n2\u3001\u6bd4\u70ed\u5bb9\uff08<\/span>C\uff09<\/span>
\n\u4e0d\u540c\u79cd\u7c7b\u7684\u7269\u8d28\uff0c\u5728\u8d28\u91cf\u53ca\u6e29\u5ea6\u53d8\u5316\u76f8\u540c\u65f6\uff0c\u6240\u5438\u6536\uff08\u6216\u653e\u51fa\uff09\u7684\u70ed\u91cf\u4e00\u822c\u4e0d\u540c\uff0c\u8fd9\u662f\u7531\u7269\u8d28\u672c\u8eab\u6027\u8d28\u53ca\u72b6\u6001\u51b3\u5b9a\u7684\u3002\u5355<\/span>\u00a0\u4f4d\u8d28\u91cf\u7684\u67d0\u79cd\u7269\u8d28\u6e29\u5ea6\u5347\u9ad8\uff08\u6216\u964d\u4f4e\uff09<\/span>1\u2103\u6240\u5438\u6536\uff08\u6216\u653e\u51fa\uff09\u7684\u70ed\u91cf\uff0c\u53eb\u505a\u8fd9\u79cd\u7269\u8d28\u7684\u6bd4\u70ed\u5bb9\u3002\u6bd4\u70ed\u5bb9\u662f\u7269\u8d28\u7684\u4e00\u79cd\u5c5e\u6027\uff0c\u5b83\u4e0d\u968f\u7269\u8d28\u7684\u4f53\u79ef\u3001\u8d28\u91cf\u3001\u5f62\u72b6\u3001\u4f4d\u7f6e\u3001\u6e29\u5ea6\u7684\u6539\u53d8\u800c\u6539\u53d8\u3002<\/span>.
\n3\u3001\u6bd4\u70ed\u5bb9\u7684\u5355\u4f4d\u662f\u7126\u8033\u6bcf\u5343\u514b\u6444\u6c0f\u5ea6\uff0c\u7b26\u53f7\u662f<\/span>J\/\uff08<\/span>kg\u00b7\u2103\uff09\u3002\u6c34\u7684\u6bd4\u70ed\u5bb9\u662f\uff1a<\/span>4.2\u00d7103<\/sup>J\/\uff08<\/span>kg\u00b7\u2103\uff09\uff0c\u5b83\u8868\u793a\u7684\u7269\u7406\u610f\u4e49\u662f\uff1a<\/span>1kg\u7684\u6c34\u6e29\u5ea6\u5347\u9ad8\uff08\u6216\u964d\u4f4e\uff09<\/span>1\u2103\u5438\u6536\uff08\u6216\u653e\u51fa\uff09\u7684\u70ed\u91cf\u4e3a<\/span>4.2\u00d7103<\/sup>J\u3002<\/span>
\n4\u3001\u70ed\u91cf\u7684\u8ba1\u7b97\uff1a<\/span>
\n\u2460Q\u5438<\/span>=cm\uff08<\/span>t-t0\uff09\uff08<\/span>Q\u5438\u662f\u5438\u6536\u70ed\u91cf\uff0c\u5355\u4f4d\u662f\uff1a\u7126\u8033<\/span>J\uff1b<\/span>c\u662f\u7269\u4f53\u6bd4\u70ed\uff0c\u5355\u4f4d\u662f\uff1a\u7126\u8033\u6bcf\u5343\u514b\u6444\u6c0f\u5ea6<\/span>J\/\uff08<\/span>kg\u00b7\u2103\uff09\uff1b<\/span>m\u662f\u8d28\u91cf\uff1b<\/span>\u00a0t0<\/sub>\u662f\u521d\u59cb\u6e29\u5ea6\uff1b<\/span>t\u662f\u540e\u6765\u7684\u6e29\u5ea6\u3002\uff09<\/span><\/p>\n<\/section>\n

\u2461Q\u653e<\/span>=cm\uff08<\/span>to<\/sub>-t\uff09<\/span><\/span><\/section>\n
\u2462Q\u5438<\/span>=Q\u653e\u3002<\/span><\/span><\/span><\/p>\n

\u56db\u3001\u70ed\u673a<\/span><\/strong>
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\n2\u3001\u5185\u71c3\u673a\u53ef\u5206\u4e3a\u6c7d\u6cb9\u673a\u548c\u67f4\u6cb9\u673a\uff0c\u5b83\u4eec\u4e00\u4e2a\u5de5\u4f5c\u5faa\u73af\u7531\u5438\u6c14\u3001\u538b\u7f29\u3001\u505a\u529f\u548c\u6392\u6c14\u56db\u4e2a\u51b2\u7a0b\u7ec4\u6210\u3002\u56db\u4e2a\u51b2\u7a0b\u4e2d\uff0c\u53ea\u6709\u505a\u529f\u51b2\u7a0b\u71c3\u6c14\u5bf9\u5916\u505a\u529f\uff0c\u5176\u4ed6\u4e09\u4e2a\u51b2\u7a0b\u90fd\u662f\u8f85\u52a9\u51b2\u7a0b\uff0c\u9760\u5b89\u88c5\u5728\u66f2\u8f74\u4e0a\u7684\u98de\u8f6e\u7684\u60ef\u6027\u6765\u5b8c\u6210\u3002\u4e00\u4e2a\u5de5\u4f5c\u5faa\u73af\u4e2d\u5bf9\u5916\u505a\u529f<\/span>1\u6b21\uff0c\u6d3b\u585e\u5f80\u590d<\/span>2\u6b21\uff0c\u66f2\u8f74\u8f6c<\/span>2\u5468\u3002<\/span>
\n3\u3001\u6c7d\u6cb9\u673a\u548c\u67f4\u6cb9\u673a\u7684\u533a\u522b\uff1a\u5728\u6784\u9020\u4e0a\uff0c\u6c7d\u6cb9\u673a\u6709\u706b\u82b1\u585e\uff0c\u67f4\u6cb9\u673a\u6709\u55b7\u6cb9\u5634\uff1b\u5728\u5438\u53d6\u71c3\u6599\u65f6\uff0c\u6c7d\u6cb9\u673a\u5438\u5165\u6c7d\u6cb9\u548c\u7a7a\u6c14\u7684\u6df7\u5408\u7269\uff0c\u67f4\u6cb9\u673a\u5438\u5165\u7684\u662f\u7a7a\u6c14\uff1b\u5728\u70b9\u706b\u65b9\u5f0f\u4e0a\uff0c\u6c7d\u6cb9\u673a\u662f\u70b9\u71c3\u5f0f\uff0c\u67f4\u6cb9\u673a\u662f\u538b\u71c3\u5f0f\uff1b\u5728\u4f7f\u7528\u4e0a\uff0c\u6c7d\u6cb9\u673a\u6bd4\u8f83\u7075\u5de7\uff0c\u67f4\u6cb9\u673a\u6bd4\u8f83\u7b28\u91cd\uff0c\u4f46\u67f4\u6cb9\u673a\u6548\u7387\u9ad8\uff0c\u529f\u7387\u8f83\u5927\uff0c\u67f4\u6cb9\u4ef7\u683c\u6bd4\u6c7d\u6cb9\u4fbf\u5b9c\uff0c\u56e0\u6b64\u591a\u7528\u5728\u62d6\u62c9\u673a\u3001\u5766\u514b\u3001\u8f6e\u8239\u3001\u8f7d\u91cd\u6c7d\u8f66\u4e0a\u3002<\/span><\/p>\n

\u4e94\u3001\u706b\u7bad<\/span><\/strong>
\n1\u3001\u706b\u7bad\u4f7f\u7528\u7684\u662f\u55b7\u6c14\u5f0f\u53d1\u52a8\u673a\u3002<\/span>
\n2\u3001\u55b7\u6c14\u5f0f\u53d1\u52a8\u673a\u5de5\u4f5c\u65f6\uff0c\u5728\u71c3\u70e7\u5ba4\u5185\u71c3\u70e7\u540e\u4ea7\u751f\u9ad8\u6e29\u3001\u9ad8\u538b\u7684\u6c14\u4f53\uff0c\u4ece\u5c3e\u90e8\u9ad8\u901f\u55b7\u51fa\uff0c\u4ea7\u751f\u5f88\u5927\u7684\u53cd\u4f5c\u7528\u529b\u63a8\u52a8\u673a\u8eab\u5411\u524d\u8fd0\u52a8\u3002<\/span>
\n3\u3001\u55b7\u6c14\u5f0f\u53d1\u52a8\u673a\u5206\u4e3a\u7a7a\u6c14\u55b7\u6c14\u53d1\u52a8\u673a\u548c\u706b\u7bad\u55b7\u6c14\u53d1\u52a8\u673a\uff08\u7b80\u79f0\u4e3a\u706b\u7bad\uff09\u4e24\u7c7b\u3002\u524d\u8005\u672c\u8eab\u53ea\u643a\u5e26\u71c3\u6599\uff0c\u9700\u8981\u5229\u7528\u5916\u754c\u7a7a\u6c14\u6765\u52a9\u71c3\uff0c\u56e0\u6b64\u98de\u884c\u9ad8\u5ea6\u53d7\u5230\u4e00\u5b9a\u9650\u5236\u3002\u540e\u8005\u672c\u8eab\u5e26\u6709\u71c3\u6599\u548c\u6c27\u5316\u5242\uff0c\u4e0d\u9700\u8981\u4f9d\u9760\u5916\u754c\u7a7a\u6c14\u6765\u52a9\u71c3\uff0c\u56e0\u6b64\u98de\u884c\u9ad8\u5ea6\u4e0d\u53d7\u9650\u5236\u3002<\/span>
\n4\u3001\u706b\u7bad\u662f\u70ed\u673a\u7684\u4e00\u79cd\uff0c\u5de5\u4f5c\u65f6\u5c06\u71c3\u6599\u71c3\u70e7\u65f6\u653e\u51fa\u7684\u5185\u80fd\u8f6c\u5316\u6210\u673a\u68b0\u80fd\u3002<\/span><\/p>\n

\u516d\u3001\u71c3\u6599\u7684\u5229\u7528\u548c\u73af\u5883\u4fdd\u62a4<\/span><\/strong>
\n1\u3001\u5728\u71c3\u6599\u71c3\u70e7\u8fc7\u7a0b\u4e2d\uff0c\u71c3\u6599\u7684\u5316\u5b66\u80fd\u8f6c\u5316\u4e3a\u5185\u80fd\uff0c\u5373\u901a\u5e38\u6240\u8bf4\u7684\u71c3\u70e7\u65f6\u653e\u51fa\u70ed\u91cf\u3002<\/span>
\n2\u3001\u70ed\u503c\uff1a<\/span>1\u5343\u514b\u67d0\u79cd\u71c3\u6599\u5b8c\u5168\u71c3\u70e7\u65f6\u5316\u5b66\u80fd\u8f6c\u5316\u4e3a\u5185\u80fd\u7684\u91cf\uff08\u653e\u51fa\u7684\u70ed\u91cf\uff09\u53eb\u505a\u8fd9\u79cd\u71c3\u6599\u7684\u70ed\u503c\u3002\u5355\u4f4d\u662f\uff1a\u7126\u8033<\/span>\/\u5343\u514b\uff0c\u7b26\u53f7<\/span>J\/kg\u3002<\/span>\u00a0\u6c14\u4f53\u71c3\u6599\u7684\u70ed\u503c\u5e38\u7528<\/span>J\/m3<\/sup>\u4f5c\u5355\u4f4d\u3002<\/span>
\n3\u3001\u71c3\u6599\u5b8c\u5168\u71c3\u70e7\u653e\u51fa\u7684\u70ed\u91cf\uff1a<\/span>Q\u653e<\/span>=qm\uff1b\uff08<\/span>Q\u00a0\u653e\u662f\u70ed\u91cf\uff0c\u5355\u4f4d\uff1a\u7126\u8033\uff1b<\/span>q\u662f\u71c3\u70e7\u503c\uff0c\u5355\u4f4d\u662f\uff1a\u7126<\/span>\/\u5343\u514b\uff1b<\/span>m\u662f\u8d28\u91cf\uff0c\u5355\u4f4d\u662f\uff1a\u5343\u514b\uff09\u3002<\/span>
\n4\u3001\u9505\u7089\u7684\u6548\u7387<\/span>
\n\u71c3\u6599\u5728\u71c3\u70e7\u65f6\uff0c\u5b9e\u9645\u4e0a\u5f88\u96be\u5b8c\u5168\u71c3\u70e7\uff0c\u653e\u51fa\u7684\u70ed\u91cf\u5f80\u5f80\u6bd4\u6309\u70ed\u503c\u8ba1\u7b97\u51fa\u7684\u6570\u503c\u8981\u5c0f\uff0c\u800c\u4e14\u6709\u6548\u5229\u7528\u7684\u70ed\u91cf\u53c8\u6bd4\u653e\u51fa\u7684\u70ed\u91cf\u8981\u5c0f\u3002\u9505\u7089\u6709\u6548\u5229\u7528\u7684\u70ed\u91cf\u4e0e\u71c3\u6599\u5b8c\u5168\u71c3\u70e7\u653e\u51fa\u7684\u70ed\u91cf\u4e4b\u6bd4\uff0c\u53eb\u505a\u9505\u7089\u7684\u6548\u7387\u3002<\/span>
\n5\u3001\u70ed\u673a\u7684\u6548\u7387\uff1a\u7528\u6765\u505a\u6709\u7528\u529f\u7684\u90a3\u90e8\u5206\u80fd\u91cf\u548c\u71c3\u6599\u5b8c\u5168\u71c3\u70e7\u653e\u51fa\u7684\u80fd\u91cf\u4e4b\u6bd4\u3002\u70ed\u673a\u7684\u6548\u7387\u662f\u70ed\u673a\u6027\u80fd\u7684\u4e00\u4e2a\u91cd\u8981\u6307\u6807\u3002<\/span>
\n6\u3001\u5728\u70ed\u673a\u7684\u5404\u79cd\u635f\u5931\u4e2d\uff0c\u5e9f\u6c14\u5e26\u8d70\u7684\u80fd\u91cf\u6700\u591a\uff0c\u8bbe\u6cd5\u5229\u7528\u5e9f\u6c14\u7684\u80fd\u91cf\uff0c\u662f\u63d0\u9ad8\u71c3\u6599\u5229\u7528\u7387\u7684\u91cd\u8981\u63aa\u65bd\u3002<\/span>
\n7\u3001\u63d0\u9ad8\u71c3\u6599\u5229\u7528\u7387\u548c\u9505\u7089\u7684\u6548\u7387\u7684\u63aa\u65bd\uff1a\u628a\u7164\u78e8\u6210\u7164\u7c89\uff0c\u7528\u7a7a\u6c14\u5439\u8fdb\u7089\u819b\uff0c\u52a0\u5927\u53d7\u70ed\u9762\u79ef\uff0c\u51cf\u5c11\u70df\u6c14\u5e26\u8d70\u7684\u70ed\u91cf\u7b49\u3002<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

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\u82cf\u79d1\u7248<\/strong><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n
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\u7b2c\u5341\u4e00\u7ae0 \u7b80\u5355\u673a\u68b0\u548c\u529f<\/span><\/strong><\/span><\/section>\n
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\u4e00\u3001\u6760\u6746<\/span><\/strong>
\n\u6760\u6746\uff1a\u4e00\u6839\u5728\u529b\u7684\u4f5c\u7528\u4e0b\u53ef\u7ed5\u4e00\u56fa\u5b9a\u70b9\u8f6c\u52a8\u7684\u786c\u68d2\u3002\uff08\u53ef\u4ee5\u662f\u4efb\u610f\u5f62\u72b6\u7684\uff0c\u4e0d\u4e00\u5b9a\u662f\u76f4\u7684\uff09\u652f\u70b9\uff1a\u6760\u6746\u7ed5\u7740\u8f6c\u52a8\u7684\u70b9\u3002<\/span>
\n\u52a8\u529b\uff1a\u4f7f\u6760\u6746\u8f6c\u52a8\u7684\u529b\u3002<\/span>
\n\u963b\u529b\uff1a\u963b\u788d\u6760\u6746\u8f6c\u52a8\u7684\u529b\u3002\u2014\u2014\u65b9\u5411\u5224\u65ad<\/span>
\n\u52a8\u529b\u81c2\uff1a\u4ece\u652f\u70b9\u5230\u52a8\u529b\u4f5c\u7528\u7ebf\u7684\u8ddd\u79bb\u3002<\/span>
\n\u963b\u529b\u81c2\uff1a\u4ece\u652f\u70b9\u5230\u963b\u529b\u4f5c\u7528\u7ebf\u7684\u8ddd\u79bb\u3002<\/span>
\n\u652f\u70b9\u3001\u52a8\u529b\u3001\u963b\u529b\u4f5c\u7528\u70b9\u90fd\u5728\u6760\u6746\u4e0a<\/span><\/span><\/span><\/p>\n

\u6760\u6746\u7684\u5e73\u8861\u6761\u4ef6\uff08\u5b9e\u9a8c\uff09<\/span>\u2014\u2014\u6760\u6746\u539f\u7406<\/span><\/p>\n

\u52a8\u529b<\/span>X\u52a8\u529b\u81c2<\/span>=\u963b\u529b<\/span>X\u963b\u529b\u81c2\uff08<\/span>F1<\/sub>L1<\/sub>=F2<\/sub>L2<\/sub><\/span>\uff09<\/span>
\n\u7701\u529b\u6760\u6746\uff08\u8d39\u8ddd\u79bb\uff09\uff1a\u52a8\u529b\u81c2\u5927\u4e8e\u963b\u529b\u81c2\u2014\u2014\u52a8\u529b\u5c0f\u4e8e\u963b\u529b<\/span>
\n\u8d39\u529b\u6760\u6746\uff08\u7701\u8ddd\u79bb\uff09\uff1a\u52a8\u529b\u81c2\u5c0f\u4e8e\u963b\u529b\u81c2\u2014\u2014\u52a8\u529b\u5927\u4e8e\u963b\u529b<\/span>
\n\u7b49\u81c2\u6760\u6746\uff08\u4e0d\u7701\u529b\u4e5f\u4e0d\u8d39\u529b\uff09\uff1a\u52a8\u529b\u81c2\u7b49\u4e8e\u963b\u529b\u81c2\u2014\u2014\u52a8\u529b\u7b49\u4e8e\u963b\u529b<\/span><\/p>\n<\/section>\n

\uff08\u4e3e\u4f8b\uff09
\n<\/span><\/section>\n

<\/p>\n

\u4e8c\u3001\u6ed1\u8f6e\uff1a\u7ed5\u8f74\u80fd\u8f6c\u52a8\u7684\u8f6e\u5b50\u2014\u2014<\/span>\u00a0\u6760\u6746\u7684\u53d8\u5f62\u3002<\/span><\/strong>
\n\u5b9a\u6ed1\u8f6e\uff1a\u8f74\u7684\u4f4d\u7f6e\u56fa\u5b9a\u4e0d\u52a8\u7684\u6ed1\u8f6e\u3002\u2014\u2014\u7b49\u81c2\u6760\u6746\uff08\u52a8\u963b\u529b\u76f8\u7b49\uff0c\u53ef\u6539\u53d8\u52a8\u529b\u7684\u65b9\u5411\uff09<\/span>
\n\u52a8\u6ed1\u8f6e\uff1a\u8f74\u7684\u4f4d\u7f6e\u968f\u88ab\u62c9\u7684\u7269\u4f53\u4e00\u8d77\u8fd0\u52a8\u7684\u6ed1\u8f6e\u3002\u2014\u2014\u652f\u70b9\u5728\u4e00\u4fa7\u7684\u4e0d\u7b49\u81c2\u6760\u6746\uff08\u52a8\u529b\u81c2\u662f\u963b\u529b\u81c2\u7684\u4e24\u500d\uff0c\u4f7f\u7528\u65f6\u53ef\u4ee5\u7701\u4e00\u534a\u7684\u529b\uff0c\u4f46\u4e0d\u53ef\u4ee5\u6539\u53d8\u52a8\u529b\u65b9\u5411\uff09\u3002<\/span>
\n\u6ed1\u8f6e\u7ec4\uff1a\u5b9a\u6ed1\u8f6e\u548c\u52a8\u6ed1\u8f6e\u7ec4\u5408\u6210\u6ed1\u8f6e\u7ec4\uff0c\u65e2\u7701\u529b\u53c8\u53ef\u6539\u53d8\u529b\u7684\u65b9\u5411\u3002\u2014\u2014\u4e24\u79cd\u7ef3\u5b50\u7ed5\u6cd5<\/span>
\n\u7528\u6ed1\u8f6e\u7ec4\u8d77\u540a\u91cd\u7269\u65f6\uff0c\u6ed1\u8f6e\u7ec4\u7528\u51e0\u6bb5\u7ef3\u5b50\u540a\u7269\u4f53\uff0c\u63d0\u8d77\u7269\u4f53\u7684\u529b\u5c31\u662f\u7269\u91cd\u7684\u51e0\u5206\u4e4b\u51e0\u3002<\/span>
\nF=\u00a0(G+G\u52a8<\/span><\/sub>)\u00a0\/n\uff0c<\/span>n\u662f\u4e0e\u52a8\u6ed1\u8f6e\u76f8\u8fde\u7684\u7ef3\u5b50\u6bb5\u6570<\/span>
\n<\/span><\/section>\n

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\u4e09\u3001\u529f\uff08\u65e0\u65e2\u7701\u529b\u53c8\u7701\u8ddd\u79bb\u7684\u673a\u68b0\uff09<\/span><\/strong>
\n\u529f\uff08\u673a\u68b0\u529f\uff09\uff1a\u529b\u4e0e\u7269\u4f53\u5728\u529b\u7684\u65b9\u5411\u4e0a\u901a\u8fc7\u8ddd\u79bb\u7684\u4e58\u79ef\u3002<\/span>
\n\u505a\u529f\u7684\u4e24\u8981\u7d20\uff1a\u4f5c\u7528\u5728\u7269\u4f53\u4e0a\u7684\u529b\u548c\u7269\u4f53\u5728\u529b\u7684\u65b9\u5411\u4e0a\u901a\u8fc7\u7684\u8ddd\u79bb\u3002\uff08\u516c\u5f0f\uff1a<\/span>W=FS\uff0c<\/span>\u00a0\u5355\u4f4d\uff1a<\/span>J\uff09<\/span>
\n<\/span><\/section>\n
\u00a0<\/span><\/section>\n
\u56db\u3001\u529f\u7387<\/span><\/strong>
\n\u529f\u7387\uff1a\u5355\u4f4d\u65f6\u95f4\u5185\u6240\u505a\u7684\u529f\u3002\uff08\u8868\u793a\u505a\u529f\u5feb\u6162\u7684\u7269\u7406\u91cf\uff09<\/span><\/span><\/section>\n
\u516c\u5f0f\uff1a<\/span>\u00a0P=W\/t\u00a0\uff0c<\/span>P=FV<\/span><\/section>\n
\u5355\u4f4d\uff1a<\/span>W<\/span><\/section>\n
\u00a0<\/span><\/section>\n
\u4e94\u3001\u673a\u68b0\u6548\u7387\uff08\u5b9e\u9a8c\uff09<\/span><\/strong>
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4\u3001\u673a\u68b0\u6548\u7387\uff1a\u6709\u7528\u529f\u4e0e\u603b\u529f\u7684\u6bd4\u503c<\/span>\u03b7=W\u6709<\/span><\/sub>\/W\u603b<\/span><\/sub>\u3002<\/span>
\n\u03b7=G\u7269<\/span>\/\uff08<\/span>G\u7269<\/span>+G\u52a8\uff09<\/span>
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\u8ba2\u8d2d\u65b9\u5f0f\uff1a<\/span><\/strong><\/section>\n
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