With two parallel circuits on arc powered supply,it settles the welding current unicity,stabilizes forerunner arc and ensures enough welding time.是什么意思_With two parallel circuits on arc powered supply,it settles the welding current unicity,stabilizes forerunner arc and ensures enough welding time.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句