The feature of fracture morphology and microdefect has been evaluated and characterized for the rare earth-zirconium alloy.

对稀土口微观缺陷的形貌征、微观口形貌征等进行了表征。

A preparation method to reveal the grain boundrie of zirconium and zircaloy for metallographic and scanning electronic microscope analysis is introduced.

介绍了一种能清楚显晶粒的相扫描电镜分析试样的制备技术。