The photos of soil micro morphology explained the development of soil surface structure during the process of rainfall.
2．降雨过程中的土壤微形态观测结合坡面产流过程分析，可认为土壤表面结构变化有产流前、产流到稳流、稳流三个阶段。
参考来源 - 鄂南几个红壤在降雨过程中表土结构变化及侵蚀响应·2,447,543篇论文数据，部分数据来源于NoteExpress
The macro characteristics, micro morphology, metallographic structure and carburized layer depth of the fractured teeth were observed and analyzed.
对断齿齿面的宏观特征、微观形貌、显微组织和渗层深度进行了观察、测试与分析。
The micro morphology of low carbon steel cyclic deformed with low cycle impact fatigue was investigated it was found that the cycle deformation is caused by slipping.
观察了低碳钢在低周冲击疲劳过程中循环形变的显微特征。结果表明：循环形变主要由滑移引起。
The fracture reason of reducer shaft was analyzed by means of morphology and microstructure analysis, chemical composition analysis, mechanical properties test, SEM micro-morphology analysis.
采用宏微观形貌分析、化学成分分析、力学性能测试、SEM微观形貌分析等手段，分析了减速机轴断裂的原因。
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