4337| 7
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幾何公差線、面輪廓度問題 |
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點評
有基準時就不一定了,絕對地說是絕對不能在
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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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