4919| 11
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悉心求教內孔螺紋 |
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點評
大螺距車削貌似推薦使用左右交替進刀方式加工。
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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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