常見例句Only tooling holes may be used to pilot. Repiercing to a larger size when piloting is complete, is allowed. 僅僅廢料上的孔用作導(dǎo)正孔,當(dāng)導(dǎo)正結(jié)束后,在導(dǎo)正孔上沖一個(gè)大的孔是可以接受的。9. Only tooling holes may be used to pilot. Repiercing to a larger size when piloting is complete, is allowed. 僅僅廢料上的孔用作導(dǎo)正孔，當(dāng)導(dǎo)正結(jié)束后，在導(dǎo)正孔上沖一個(gè)大的孔是可以接受的。repiercing mill 擴(kuò)徑機(jī) 返回 repiercing