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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>>