Due to the little application of YN/y wiring transformer in electric power system, the characteristic of this type of transformer is often ignored.
由于YN/y接线变压器在现场中应用比较少，厂家往往忽略了该类型变压器的特点。
The author introduces the practically new type of vehicle travelling data recorder developed lately and the method of substituting electric multi-channel bus wiring for the traditional method.
介绍最新研制的实用型汽车行驶记录仪及用电子多路总线布线技术代替传统汽车布线技术的方法。
The model selection of wires and cables in the renewing and reforming process of 22 type passenger cars is analyzed, and points for attention in wiring are pointed out.
对22型客车翻新改造过程中电线电缆的选型进行了分析，指出了22型客车布线时应注意的问题。
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