A.對(duì)稱銑削 B.非對(duì)稱順銑 C.非對(duì)稱逆銑 D.逆銑
A.非對(duì)稱順銑 B.非對(duì)稱逆銑 C.非對(duì)稱銑削 D.對(duì)稱順銑
A.n=πυcD/1000 B.n=1000πυcD C.υc=πnD/1000 D.υc=1000πnD