self-lubricating material

• 自润滑材料

self-lubricating material的用法和样例：

例句

1. Zhai Zhigang in the extravehicular activities, the orbital module will be placed in the back outside wall of solid lubrication materials.
   翟志刚在这次出舱活动中，会取回放置在轨道舱外壁上的固体润滑材料。