argonn.氩
argonaut welding自动氩弧焊
Argon-He knife氩氦刀
argon flash bomb氩闪光弹
Argon ion source氩离子源
argon arc welder氩弧焊机
argonarc welding氩弧焊
argon atmosphere氩保护气氛,氩气氛
argon arc furnace氩电弧炉
argon arc welding氩弧焊
argon arc cutting氩弧切割,惰性气体电弧切割