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鉆床鉆孔問題 |
點評
汗,沒說切削液和菜油一起啊,。鉆孔時用切削液,,攻絲時用菜油。當(dāng)然,,如果你是用數(shù)控設(shè)備的話,,還是都用切削液吧。搖臂鉆的話,,攻絲時上菜油更好些,。
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