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如何在機械設計中選擇尺寸公差、形位公差和表面粗糙度等參數(shù)? |
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評分
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點評
小公司吧,有固定成型的產(chǎn)品吧
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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
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