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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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制绳钢丝疲劳损伤过程声发射研究
Keywords: 制绳钢丝,疲劳,声发射
Abstract:
？研究了制绳钢丝在高周疲劳过程中的声发射(ae)行为.结果表明,ae过程明显分为三个阶段,分别对应钢丝塑性变形、疲劳裂纹成核和裂纹扩展.裂纹孕育及成核期约占整个疲劳寿命的70%,裂纹扩展占30%.
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