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銑刀周刃后角直線背和圓弧背的區別 |
點評
牌子一樣嗎?現在很多進口刀具 都使用圓弧背的形式
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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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