不正确的最终传动润滑油油面
incorrect final drive oil level
铲运机传动系润滑油油面
scraper transmission oil level
反冲分隔间润滑油油面
recoil compartment oil level
滚筒驱动齿轮箱润滑油油面
roller drive gearbox oil level
润滑油油面表读数不正确
incorrect oil level gauge reading
润滑油油面表刻度不正确
incorrect oil level gauge marking
润滑油油面指示不正确
incorrect oil level indication
摆动联接装置的润滑
oscillating hitch lubrication
不适当的润滑油
incorrect lubrication oil
车用润滑油的再生研究
Rebirth research of vehicle lubricating oil
多品位润滑油
multigrade lubricating oil