了解和掌握含稀土材料的摩擦学特性及稀土元素在其中的作用机制具有重要的意义。
It is important to understand the tribological characteristics of rare earth materials and the role of rare earth element.
表面改性过程中加入稀土元素对改善材料表面的摩擦学性能有显著的效果。
The effect is remarkable for improving the tribological properties of the materials' surface to add rare earth elements in the process of surface modification.
为了测试微观条件下材料表面的摩擦学性能，给出了一种微摩擦力的光学测试方法。
An optical testing method of micro-friction and its principle was introduced to characterize the friction properties of material surface under microcosmic conditions.
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