The surface morphology of wear scar, nanoparticles and its element distribution have been tested and analyzed by scanning electron microscope(SEM) and energy dispersive spectrometry(EDS).
使用扫描电子显微镜（SEM）和能谱分析（EDS）等观察分析磨损钢球表面的磨痕形貌、化学元素和纳米粒子形态。
By using SEM to examine the worn surface morphology, the wear mechanisms of these coatings were explored.
通过用扫描电镜对磨损表面形貌进行的观察分析，探讨了复合涂料涂层的磨损机理。
The worn surface morphology analysis shows that the wear of laser strengthened layers follows the plough trenches way caused by plastic deformation.
由磨面形貌分析可知强化层是以塑性变形引起的犁沟方式磨损的。
The mass loss after impact-wearing was measured, the morphology on the wear surface of the steel was analyzed by SEM, the microstructure was observed by OM.
对冲击磨损试验后试样进行了失重测量，并用SEM分析磨损表面形貌，用OM观察金相组织。
The mass loss after impact-wearing was measured, the morphology on the wear surface of the steel was analyzed by SEM, the microstructure was observed by OM.
对冲击磨损试验后试样进行了失重测量，并用SEM分析磨损表面形貌，用OM观察金相组织。
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