The amino nitrogen content of products finally raise by 22.5%, and the hardness of products has been reduced by 37.1%.

大豆经此处理后生产的腊八豆与空白处理相比，氨基态氮的含量提高22.5%，产品的硬度降低37.1%。

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Tribological tests reveal that the friction coefficients of the nitrided samples are greatly reduced, and the surface hardness is remarkably improved at the same time.

摩擦学测试表明渗氮样品不仅摩擦系数大大降低了，而且表面硬度也获得了显著提高。

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Nanoindentation has been widely used to evaluate and test material properties, we utilize the unloading curves of an indentation test to extract the hardness and reduced modulus of the material.

纳米压痕技术广泛用于材料力学性能的评估与测试，利用压痕的加卸载曲线可分析得到材料的硬度和折合模量等力学参数。

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