变速箱机油油面表
transmission oil level gauge
变速箱机油油面表总成
transmission oil level gauge assembly
变速箱油箱油面
transmission tank oil level
表面油槽结构
surface oil groove configuration
表面油污
Surface and oil contaminant
不稳定的油面读数
erratic oil level reading
不正确的最终传动润滑油油面
incorrect final drive oil level
铲运机差速器油面
scraper differential oil level
铲运机传动系润滑油油面
scraper transmission oil level