A dual-phase microstructure containing free ferrite has a lower value of adhesive force.
铁素体双相组织能降低粘附力值。
The effects of different oxidation voltage and pulsed frequency on microstructure, thickness and phase constitute of the coatings have been investigated.
试验研究了不同微弧氧化电压和脉冲频率对涂层微观形貌，涂层厚度及相组成的影响。
The phase contents, microstructure of the samples, and their relationship with mechanical properties were investigated by X ray diffraction, SEM, and EDS.
并采用x射线衍射分析、扫描电镜及能谱分析研究了该样品的机械性能与相组成和微观结构的关系。
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