采用声发射技术监测填充聚四氟乙烯的拉伸损伤过程，结合扫描电镜进行断口分析。
This paper dealt with tensile damage of the reinforced PTFE through detecting by acoustic emission technique and fracture analysis with scanning electron microscope.
利用扫描电镜断口分析及金相分析技术，分析了材料拉伸试件断口形貌及金相组织，初步探讨了材料的静态拉伸塑性变形机理。
The metallurgical structure and fracture morphology of the tensile specimens were investigated with SEM and metallurgical analysis, and the static tensile plastic deformation mechanism was researched.
提出的金属拉伸试样断口分析方法是可行的。
It is put forward that the analysis method of fracture surface of metallic tension test specimen is available.
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