Oil soil

• 油泥

Oil soil的用法和样例：

例句

1. Sludge can also clog oil passages and prevent normal engine lubrication.
   油泥还会阻塞油路，妨碍发动机的正常润滑工作。
2. Superior dispersiveness has reduced the forming of the crankcase oil sludge greatly.
   优越的分散性大大降低了曲轴箱油泥的形成。