三线制 meaning in Chinese

three wire system
three-wire system

Tri - phase three - wire system tri - phase four - wire system
三相三线制仪表接线图
9696 tri - phase tree - wire system instrument wiring diagram
9696三相三线制仪表接线图
16080 , 80160 tri - phase tree - wire system instrument wiring diagram
三相三线制仪表接线图
Tri - phase three - wire system current instrument wiring diagram
三相三线制电流仪表接线图
Tri - phase three - wire system voltage instrument wiring diagram
三相三线制电压仪表接线图

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