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一個二本的機械專業學生,一點感受 |
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點評
假設你的手臂就是機床的主軸,方便吧,什么地方都可以加工。
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Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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