A.刀片材質(zhì)太脆 B.刀具彎曲,剛性不足 C.繼續(xù)使用已鈍化的刀刃 D.切削深度及進給太小
A.刀具半徑補償 B.刀具長度補償 C.刀偏 D.以上都不是
A.(1.2~1.3)f B.(1.5~1.8)f C.(1.2~1.8)f