机械加工工艺规程
manufacturing teohnological process
铸件加工
Mechanical processing of casting
大型工件加工
extreme large and heavy workpiece
绝缘件加工机床
isolated pari machine tool
零件和粗加工余量精度
parting and rough machining allowance precision
细长工件加工
turning on slender workpieces
主要零部件加工工艺
Main spare part processing) craft
表面机械加工法
surface mechanical process
超高速机械加工
ultrahigh speed machining