relay pad继电器垫圈
relayvt.转播;转达;中继;接力;接替n.继电器;接力赛;替班
relaying voltage transformator继电器用变压器
relay setting and coordination继电器整定配合
relay type recording wattmeter继电器计记录瓦特计
relay protection for wind farm风电保护
relay project management model中继式项目管理模式
relay manufacturing technology继电器制造工艺
relay valve supply valve spring继动阀供给阀簧
relay interlocking control pane继电联锁控制盘