gas shielder arc welding的意思|示意

气体保电弧焊 ... gas shielded welding 气体保焊 gas shielder arc welding 气体保电弧焊 gas shock 气震 ...

气体保 ...气体保 gas arc welding; gas electric welding; gas matal-arc welding; gas metal arc; gas metal-arc welding; gas shielded arc welding; gas shielded welding; gas shielder arc welding; gas-shielded-type electrode; shielded metal arc welding; shielded-arc electrode 气体泵 gas pump .