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金相图象特征信息提取是进行金相分析的关键。The extracting features of metallography is the key to metallographic analysis.

钢的组织主要由针状铁素体和马氏体两相组成。Mainly its metallographic structure consists of acicular ferrite and martensite.

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金相学是用金相显微镜和电子显微镜对金属和合金的显微结构的研究。The fracture of a steel rail was analyzed by means of metallographic microscope, SEM and EDS.

采用金相检验、扫描电镜观察和能谱分析等方法对断坯进行了分析。The facture failure of the slab was analyzed by means of metallographic microscope, SEM and EDS.

用透射电子显微镜对经渗硼的45钢作了观察。Metallographic examination of borided 45 steel sample was made by transmission electron microscopy.

笔者对45号钢扳手进行了金相检验及分析。The cracks of spanners made of hot-rolled round steel 45 were analysed by metallographic examination.

用金相显微镜、扫描电镜观察抛光砖表面孔隙的变化。The change of the polished ceramic tile's surface hasbeen observed using metallographic microscope and SEM.

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实验研究及金相分析结果表明，高频激振时效技术是一种有效的振动时效新方法。The experimental and metallographic results show that high frequency VSR is an efficient technology of VSR.

采用扫描电镜、金相分析等手段，对高碳钢盘条在冷拔过程中出现杯锥状断口进行研究。To study cup-cone shaped fracture during drawing of high carbon wire rod by SEM and metallographic examination.

采用金相分析方法，对热轧机万向接轴内铜滑块的磨损现象进行了定量分析。Using metallographic method, the wear of the coupling copper slide block of hot strip mill qualitatively studied.

通过电镜、能谱分析、金相分析等手段对H13钢制风机叶轮模坯开裂进行了综合分析。Cracking of H13 steel die blank for fan impellers was analyzed by means of SEM, EDS and metallographic microscope.

本部分借助剖面金相法针对几种钢进行了启裂韧度的研究。This paper research the initiation toughness of several kinds of steels using cutting section metallographic method.

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并对换热器进行金相检查、晶间腐蚀试验等项目全面技术检验。An overall technical examination is presented including metallographic examination and corrosion test between crystals.

介绍了腐蚀原理和几种腐蚀剂对铜导线金相组织的显示效果。Several corrosive agents and their effects on metallographic structures of the copper wire are discussed in the article.

目前研究塑性材料流动的方法主要有钢球跟踪技术、微观图像法及标签法等。The main methods used to study materials flow including steel ball as tracers, metallographic and insert marker methods.

对热喷涂层金相试样制备进行了介绍，并对一些技术问题给予提示。Introduce the preparation for metallographic specimen of thermo-spraying process coat and explain some technical questions.

文章介绍了钕铁硼铸块或速凝薄带的金相样品的制备方法。A brief introduction to the preparation of metallographic specimen of NdFeB ingot or strip casting are given in this article.

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采用分步侵蚀法、热染法、硫化法显示贵金属复合材料和焊接材料的显微组织。Step etching, heat dyeing, surphurating method are used to reveal metallographic structure of precious metal composites and solders.

采用化学分析、金相检验、力学性能测定等方法对失效挠轴进行了分析。By means of chemical composition analysis, metallographic examination and mechanical property test, the universal shaft was analyzed.

采用金相显微镜、扫描电镜和光电子能谱等分析技术，分析了粉末包埋渗铝钢焊缝的区域组织和铝、铬浓度分布。The structure and aluminum &chromium distribution in the welds of pack Al-diffusion steels are analyzed by metallographic microscopy.