gas shielded arc welding machine
...焊 underwater gas shielded arc welding 水下气体保护电弧焊 ; 水下气体保护焊 gas shielded arc welding machine 气保护弧焊机 ; 气体保护弧焊机 ..
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短语
气体保护弧焊机
gas shielded arc-welding machine
;
welding machine
;
gas shielded arc welding machine