交流润滑油泵
AC lube oil pump
AC motor lubricating oil pump
AC Lub oil pump
进气预润滑泵润滑器
air prelube pump lubricator
进气预润滑泵润滑器机油
air prelube pump lubricator oil
润滑油油泵开关
lubrication oil pump switch
3路输出直流-直流变换器
three output DC-DC converter
直流油泵启动问题分析
Analysis on Startup Problems of DC Oil Pump
直流-直流变换器
DC-DC converter
DC to DC converter
DC/DC converter
direct-current direct-current converter