“J积分准则”的概念、定义、翻译、参考文献-科学参考

单词	J积分准则
释义	J积分准则 Encyclopedia 理学﹝断裂准则﹞释 J integral criterionJ积分准则弹塑性断裂力学中的一种起裂准则：当代表驱动裂纹平移延展的广义能量力的，环绕裂纹尖端且与路径无关的能动量平移守恒积分（称积分）等于材料相应的临界值（即临界积分）时，弹塑性材料中的裂纹开始扩展。
随便看	national famous teacher award National Farmers' Federation，NFF National Farmers’Games of the People's Republic of China National Federation of Coffee Growers of Colombia National Federation of Educational Associations National Federation Party National Field Station for Grassland Science National Film and Sound Archive of Australia National Film Archive of India National Film Board National Film Board of Canada National Film Development Corporation Malaysia National Film Development Corporation of India National Film Development Corporation,Pakistan National Film School of Denmark national final examination for 9th grade students National Financial Meeting 1928 National Fine Arts Museum of Moldova National First-level Museum Operation Evaluation Indicators National First-, Second- and Third-level Museum Operation Evaluation Rules national fisheries laws and regulations National Fisheries Technology Extension Center national fishery safety communication network National Fitness Day National Fitness Model（Demonstration) city (District)

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