活塞系列加工机床
piston series machine tool
金属加工机床
metal working machine tool
Metal-working machine
绝缘件加工机床
isolated pari machine tool
高速电火花小孔加工机床
high speed microhole EDM machine
数控齿轮精加工机床
CNC gear hard finishing machine
数控电火花加工机床
CNC electrical discharge machine
线电极电火花加工机床
travelling-wire EDM machine
型腔电火花加工机床
cavity sinking EDM machines