manual electric arc welding

基本解釋

I am, electric welders engaged in manual arc welding and carbon dioxide welding work, through these years of electric welding work my technology …
我是電焊工，從事手工電弧焊和二氧化碳?xì)怏w保護(hù)焊工作，通過(guò)…
According to heavy-duty rail welding of containers at the port of Shantou, this paper studied high-carbon high-strength alloy-rail welding by using regular manual electric arc welding technology.
針對(duì)汕頭國(guó)際集裝箱碼頭重型鋼軌的焊接問(wèn)題，對(duì)高碳高強(qiáng)合金鋼中的重型鋼軌用常規(guī)的手工電弧焊焊接工藝進(jìn)行了研究。