应用线弹性断裂力学的弹性能释放率及裂纹扩展阻力等基本概念和理论，建立起确定纤维增强高分子聚合物复合材料断裂韧性的能量方法。
An energy method for determining fracture toughness of fibrous composite laminates was based on the theory of elastic energy release rate and crack-growth resistance in this paper.
一方面，随着河流能量的增强，河流可能越过并侵蚀河口坝，形成分流河道侵蚀河口坝型复合式坝；
On the one hand, with the increase of energy of river, it may traverse and corrode river mouth bars, forming recombination bars of distributary channels corroding river mouth bars.
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