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arc welder
auto. 弧焊机
hydroel.st. 弧焊机
met. 电弧焊机; 电弧焊接供电源; 电焊工; 焊机
oil 电焊机
space 交直两用弧焊
arc-welder
agric. 电焊机; 电弧焊机
arc welder: 54 phrases in 10 subjects
Architecture1
Automobiles1
Chemistry2
Electric machinery1
Electronics7
General1
Metallurgy9
Oil / petroleum3
Shipbuilding2
Technology27