backward welding是什么意思、英文翻译及中文解释 本文已影响 50人 backward welding 词语: backward welding解释: 后退焊词性: 名词词典: 建筑专业英汉词典 backward welding 相关解释 backward welding 〔名词〕右焊法,反手焊 backward welding 〔名词〕后退焊 backward welding 后退焊接 后退焊 〔名词〕backward welding 后退焊 〔名词〕backward welding