5719| 20
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尋直徑0.2mm 深3.2,直徑0.4mm 深10,材料鋁青銅的加工 |
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點評
0.01都有,如不銹鋼的化纖絲孔
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Archiver|手機版|小黑屋|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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