auxiliary supply

基本解释

The static current and voltage relays made of solid state circuit and without DC auxiliary supply are presented.
论述了无需直流辅助电源、用厚膜电路构成的静态型电流和电压继电器。
Principles of design of high voltage insulation, IGBT drive circuit, auxiliary power supply and the protection circuit are described.
简要概述了其各个组成部分、调制器的高电位隔离、IGBT驱动电路、辅助供电以及保护电路的设计与原理。
Research and improve the performance of auxiliary power supply system to ensure stability, security, power train research and design staff is the main task.
研讨和完好辅帮供电体解机能，确保稳固、安齐的列车供电非研讨和设计己员从要的义务。