大型工件加工
extreme large and heavy workpiece
细长工件加工
turning on slender workpieces
主要零部件加工工艺
Main spare part processing) craft
超声加工试验
ultrasonic machining test
加工试验
machining test
manufacturing test
hard-brittle materials endless electroplated diamo
安装加工件
installation machining parts
非球面光学零件加工
Aspheric optical parts processing