中心导体 中线（三相四线制）

central conductor  detail>>

三相四线制

three phase four wire system three phase four-wire system three-phase and four-wire system...  detail>>

两相四线制

two phase four wire system two-phase four-wire system  detail>>

三相四线

four wire three phase  detail>>

双两相四线制

two phase four wire system  detail>>

三相四线系统

three-phase four wire system three-phase four-wire system  detail>>

三相四线装置

three-phase four wire installation  detail>>

中心导体

central conductor centralconductor  detail>>

中心导体法

central conductor method centralconductormethod  detail>>

三相四线式交流系统

four-wire three-phase alternating current system  detail>>

三相四线有功电度表

three-phase four-wire watt-hour meter  detail>>

中心导体磁化

central conductor magnetization  detail>>

四线制交换中心

four-wire switching center four-wire switching centre  detail>>

中心导体学说,核心导体学说

core conductor theory  detail>>

四线制

four wire system four-wire system  detail>>

中性点接地的交流三相四线系统

ac three phase four wire system with neutral earthed alternating current three phase four wire ...  detail>>

中线制

mean line system  detail>>

二相四线系统

tow-phase four-wire system  detail>>