oil film lubrication

• 油膜润滑

oil film lubrication的用法和样例：

例句

1. This paper introduces the way of solid lubricants bearings used in space manipulator joints, and the improved performances of solid lubricants film are analyzed.
   摘要介绍了空间机械臂关节轴承的固体润滑方式，分析了跑合对固体润滑膜润滑性能的改善作用。