短語(yǔ)詞組短語(yǔ)bottom water oil reservoir 底水油藏bottom drive oil reservoir 底水油藏bottom -oil temperature 底部油bottom of oil tank 儲(chǔ)油罐底板bottom m oil 殘油bottom distillate oil 底油double bottom lubricating oil tank 雙層底潤(rùn)滑油艙櫃ethylene bottom oil 乙烯焦油hydrotreated bottom oil 加氫処理尾油 返回 bottom oil