问题
单项选择题
铰削余量的选取直接影响铰削质量,粗铰余量一般是()mm,精铰余量一般是()mm。
A.0.15~0.30,0.04~O.15
B.013~0.45,0.15~0.25
C.0.45~0.6,0.25~0.35
D.0.6~0.8,0.4~0.5
答案
参考答案:A
铰削余量的选取直接影响铰削质量,粗铰余量一般是()mm,精铰余量一般是()mm。
A.0.15~0.30,0.04~O.15
B.013~0.45,0.15~0.25
C.0.45~0.6,0.25~0.35
D.0.6~0.8,0.4~0.5
参考答案:A