2736| 4
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整型的產品從25mm到19mm,外圓公差為0.3mm以內,孔如何設計,倒角為多大。 |
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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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