It is an amorphous surface after the catalytic that is basically in the flat state, with lubrication, so the friction coefficient is small, good non-adhesion function.
经催化处理后的表面是一种非晶态，即处于基本平面状态，有润滑性，因此磨擦系数小，非粘着性好。
The hydrodynamic lubrication performance of rectangle, inclined plane, circular-arc, triangle, multi-arc and sine surface texture was researched with CFD method based on N-S equation.
采用基于N - S方程的CFD方法，研究矩形、斜面台阶形、圆弧形、三角形、多圆弧形以及正弦形织构表面的动压润滑性能。
It also expounds influences of hardness and roughness of teeth surface, lubrication, running-in before use on touch strength of gear.
强调了齿面硬度、面粗糙度、滑情况、用前磨合情况等对齿轮接触强度的影响。
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