短語(yǔ)詞組短語(yǔ)sump oil plugging 污油堵塞sump oil pail 潤(rùn)滑油桶oilfield sump oil 油田污油sump oil temperature alarm 貯油槽潤(rùn)滑油溫度警報(bào)器governor sump oil 調(diào)速器油槽油sump oil reservoir 油底殼heavy sump oil 重污油dry sump oil mist lubrication 干油槽油霧潤(rùn)滑dry sump oil mist lunrication 干油槽油霧潤(rùn)滑 返回 sump oil