A.臥式銑鏜床 B.立式銑鏜床 C.坐標(biāo)鏜床 D.精鏜床
A.Ra0.8 B.Ra1.6 C.Ra3.2 D.Ra6.3
A.0.01mm/100nnn B.0.02mm/200mm C.0.03mm/100mm D.0.03mm/300mm