电子微扫描
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Electronic micro-scan 电子微扫描
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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.
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。
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