研究结果表明，混粉电火花镜面加工不但能够显著降低加工表面粗糙度值，而且能够提高加工表面的耐磨性、耐蚀性和表层显微硬度。
It is proved that mirror EDM with mixed dielectric powders can not only decrease the surface roughness, but also improve the surface abradability, corrosion-resistance and micro - hardness.
金属材料表面经氧化和着色后，可提高其表面硬度、耐蚀性、 耐磨性、耐光性和增加表面色彩。
Thesurface hardness, corrosion resistance, abrasion resistance and light fastness as well as the surface colour of metals can be improved through oxidizing and Colouring processing.
机械工业：采用纳米材料技术对机械关键零部件进行金属表面纳米粉涂层处理，可以提高机械设备的耐磨性、硬度和使用寿命。
Machinery Industry: Using nano-material technology for key components of mechanical nano-powder coating the metal surface, can improve the mechanical equipment, wear resistance, hardness and life.
结果表明，渗氮后明显提高钢的表面硬度、耐磨性和使用寿命，满足了工厂提出的技术要求。
The results show that the surface hardness wearable and service properties may increase significantly by nitriding into the steel . It can satisfy the technological standard of the factory.
试件的表面硬度、 耐磨性和尺寸稳定性均有不同程度的提高。
The hardness and abrasive property of the surface, and the anti-shrink efficiency of the treated wood samples, were all improved.
球经高频低压等离子体浸没离子注入及氮化处理后，样品表面的硬度、耐磨性和耐腐蚀性显著提高，具有较好的均匀性。
The hardness, wear resistance and corrosion resistance of the ball were significantly increased after the treatment of HLPIII, and had better uniformity.
环氧树脂经涂膜后，表面硬度和耐磨性有明显提高，表面质量得到明显改善。
The abrasive resistance, hardness and surface quality of epoxide resin is improved greatly...
环氧树脂经涂膜后，表面硬度和耐磨性有明显提高，表面质量得到明显改善。
The abrasive resistance, hardness and surface quality of epoxide resin is improved greatly...
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