pure aluminium gas welding rod的意思|示意

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纯铝气焊条

纯铝气焊条 ... pulsed-spray arc welding脉冲射流电弧焊 pure aluminium gas welding rod纯铝气焊条 pure nickel welding electrode纯镍电焊条 ...

纯铝氧炔焊接条 ... line welding(电阻)缝焊 pure aluminium gas welding rod纯铝氧炔焊接条 roller-type seam welding mac你好ne辊式缝焊机 ...