程序准备辅助设备
preparation aids， program
program preparation aids
preparation aids
Program
发电辅助设备
main auxiliary equipment of coal-fired power generation units
输变电及配电辅助设备
transmission and distribution accessories
泵站辅助设备
auxiliary equipment of pumping stations
不需辅助设备的仪表
self contained instrument
车用辅助电源
vehicle auxiliary power supply
电位差计的辅助设备
auxiliary equipment of potentiometer
独立式辅助电源模式
independent auxiliary power supply system