间歇性预润滑油泵
intermittent prelube pump
进气预润滑泵润滑器机油
air prelube pump lubricator oil
进气预润滑泵润滑器
air prelube pump lubricator
润滑油油泵开关
lubrication oil pump switch
电动预润滑泵马达起动器
electric prelube pump motor starter
发动机机油预润滑指示器
engine oil prelube indicator
预润滑泵磁力开关
prelube pump magnetic switch
预润滑泵接线盒
prelube pump junction box