The main wear mechanisms are adhesion, diffusion and fatigue.

磨损机理主要是粘结磨损、扩散磨损以及疲劳磨损。

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The experimental results on commercial pure titanium verify the obvious changes in the microstructure, hardness and wear resistance after laser solid diffusion treatment.

对工业纯钛的初步试验结果表明，用激光进行固态扩散渗氧处理可以明显改变钛表层组织、硬度和耐磨性。

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The results of experiments showed that the Nb can raise the depth of diffusion zone, hardness, wear resistance, strength and toughness of the nitriding layer of the matrix steel.

实验结果表明，铌能增加扩散层深度、硬度及耐磨性，提高渗层的强韧性。

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The results of experiments showed that the Nb can raise the depth of diffusion zone, hardness, wear resistance, strength and toughness of the nitriding layer of the matrix steel.

实验结果表明，铌能增加扩散层深度、硬度及耐磨性，提高渗层的强韧性。

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