同义词
1)electron beam zone-refining,电子束区带精炼2)electron beam melting purification;electron-beam refining,electron beam melting pump,电子束精炼3)electron beam melting purification cycle,电子束精炼期<冶>4)electron beam refining,电子束熔炼精炼法5)electron beam floating zone melting,电子束区域熔炼6)EBFZM,电子束悬浮区域熔炼(EBFZM)
