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被一個(gè)實(shí)際問題轉(zhuǎn)化而成的物理模型難住了 |
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哈哈,多看書,,原諒你的無知
你這叫什么回答,,請(qǐng)問所謂的容許轉(zhuǎn)速是什么,樓主說的現(xiàn)象與轉(zhuǎn)速有半毛關(guān)系
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