1 . oil-impervious composition
oil-impervious composition不透油涂料 oil-insulated 油絕緣 oil-limiter 限油器 oil-loading terminal 裝油港 oil-loading terminal 裝油站 oil-measuring rod.
1 . greaseproof
greasepaint 化妝油greaseproof不透油的greaser 加油器
2 . oiltight
oilstone 油石oiltight不透油的old sand 舊砂