5257| 16
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關(guān)于水平移動的轉(zhuǎn)動慣量? |
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點評
嚴(yán)格說是動能守恒
評分
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點評
移動慣量啊 不是很常見嗎 算滾珠絲桿 齒輪齒條 同步帶帶傳動 負(fù)載移動時候,都要用到啊
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