对牵引供电系统进行故障检测主要包括三个步骤：信号采集、信号处理与分析、故障诊断。
Fault detection on the traction power supply system mainly includes three steps: signal acquisition, signal processing and analysis, fault diagnosis.
试验系统包括真空模拟系统，供电系统，推进剂供给系统，参数测量系统和发动机本体。
The experimental system includes a vacuum simulation section, power supply section, propellent feed section, parameter measurement section and an arcjet.
文中介绍了通信基站的电源系统，包括交流供电系统、直流供电系统和接地系统，论述了等电位在基站建设中的重要性。
In the paper, an electrical power system of base station is introduced in detail, including AC power supply system, DC power supply system and earthing system.
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