5910| 4
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如何區分鑲針頂針絲筒呀? |
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點評
不幸的是我從來沒在模具廠呆過,就只會鉆孔。一直在小加工店上班。
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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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