5120| 14
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多頭螺紋類類零件,尋求加工廠家,常州 |
點評
退刀部分太短,沒法車加工。
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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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