The matrix damage evolution behavior and the effect of matrix micro-cracks on the dynamic characteristics of composite stiffened delaminated plates are studied.
研究了在简谐激励作用下复合材料加筋板基体微裂纹损伤的演化行为及其对加筋板动力特性的影响。
There may be non linear dynamic characteristics during the evolution of the surface Low Cycle Fatigue (LCF) cracks system.
低周疲劳表面裂纹演化可能具有非线性动力学特征。
It analyzes the characteristics and structure of tourism real estate system and furthermore probes into the dynamic problems of evolution in city tourism real estate system.
分析了旅游房地产系统的特性、结构，探讨了城市旅游房地产系统演化的动力问题。
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