The APU fuel system consist of a fuel valve, controlunit, solenoid valve, filter, heater and control valve.
APU燃油系统包括一个燃油活门、控制组件、电磁活门油滤、加热器及控制活门。
2
Then this low-pressure liquid Freon goes out of the capillary pipe through Controlvalve 13 and enters Heat-exchange unit 16 to consume heat from low grade heat source.
那么这个低压液态氟利昂出去的毛细管管通过控制阀13和进入换热单元16消耗热量从低品位热源。
3
The invention relates to an engine brake mechanism with a valve assistant controlunit and a method for engine brake.