采用光学显微镜、扫描电镜等分析手段，对45钢大齿轮传动轴断裂表面的金相组织、断口形貌进行了分析和检测。
The metallurgical structure and fracture morphology on gear transmission shaft of 45 steel were analyzed by means of optical microscope and scanning electron microscope.
采用扫描电镜及光学显微镜对压力机偏心齿轮主轴断口进行了系统的分析。
Experimental techniques such as optical microscopy and scanning electron microscopy were used to study fracture of press eccentric gear main shaft.
用金相显微镜和电子探针对新氢压缩机活塞杆断口进行了分析。
The fracture of piston rod of new hydrogen compression pump is studied by metallography and electron probe in this paper.
运用扫描电镜（SEM）和偏光显微镜对共混物的冲击断口形貌以及结晶情况进行了观察与分析；
The morphology and the crystallinity of the blends were studied with SEM and polarizing microscope respectively.
本文对珠光体球铁常温下小能量多次冲击断口进行了宏观和微观的分析；提供了一组珠光体球铁小能多冲断口微观形貌的电子显微镜照片；
This paper presents the macro and micro analysis of pearlite ductile iron small energy multiimpact fracture surface a group of it's microscope photographs are supplied.
利用扫描电子显微镜(SEM)对断口进行观察。
The fracture morphologies were observed by scanning electron microscope (SEM).
采用光学显微镜、扫描电镜对失效铁路车辆铆钉的微观组织与断口进行分析。
The microstructure and tensile fracture of railway vehicle rivet were analyzed by OM and SEM.
利用扫描电子显微镜和能谱分析(EDS)对焊缝断口进行成分分析，研究焊接接头的焊接缺陷及断裂机制。
Weld fracture components were analysed by SEM and EDS, joint defect and fracture mechanism were also researched.
用扫描电镜、金相显微镜观察分析了80钢盘条拉拔断裂的断口，并对盘条进行了理化检验分析。
The fracture section of steel 80 wire rods was analyzed by SEM and metallographic microscope, and the related batch of wire rods was physically tested and chemically analyzed.
采用光学显微镜、扫描电子显微镜、硬度机等对表面已开裂破损45钢冷冲模具的组织、性能和断口进行研究分析。
The microstructure, properties and cracks of the fractured cold pressing die made of 45 steel were analyzed by optical microscope, scan electronic microscope and micro-hardness instrument.
借助光学显微镜、扫描电镜等手段，对用埋铸法生产的T9815气轮机组隔板断裂部位的金相组织特征，宏观和微观断口形貌等进行了研究。
The microstructure characteristics, macro and micro fracture morphology of brittle broken embedded casting closure of T9815 turbines were investigated by means of metallographical examination and SEM.
采用扫描电子显微镜和光学显微镜观察了热轧板在冷弯过程中开裂试样的断口形貌并进行了成分分析。
A hot-rolled plate cracked during cold bending process. Scanning Electron Microscope and Optical Microscope were used to investigate the cracked plate.
采用扫描电子显微镜和光学显微镜观察了热轧板在冷弯过程中开裂试样的断口形貌并进行了成分分析。
A hot-rolled plate cracked during cold bending process. Scanning Electron Microscope and Optical Microscope were used to investigate the cracked plate.
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