三线制
词语： 三线制
解释： three-wire system
三线制 相关解释
three-wire system 三线制
three-wire system 〔名词〕三线制
three-wire system 〔名词〕三线制
three-wire system 三线制
three-wire system 〔名词〕三线制
three-wire system 三线制
three-wire system 三线测螺纹法,三针法
三线制 three-wire system
三线制 three wire system
三线制 three-wire system