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
预润滑泵压力开关
prelube pump pressure switch
PPPs
自动润滑泵
automatic lubricating pump
automatically lubricated pump
automatic lubricant pump
不正确的最终传动润滑油油面
incorrect final drive oil level
两万向节外侧滑动传动轴
two joint ouboard slip drive shaft
行星传动润滑回路
planetary lubrication circuit
行星传动润滑油
planetary lubrication oil
planetary lube