本文介绍了通过在结构单元上增加或者减少不作功的不同约束点，可以改变结构单元应变能的大小的应变能极小原理。
The thesis recommended the theory of minimum strain energy, which says the total structural strain energy can be changed by the increase and decrease of constraint number.
利用力学和有限元原理，推导出横隔板、横隔墙的抗剪刚度、剪切应变能。
Both shearing strain energy and shearing stiffness of diaphragms and side walls were deduced on the basis of the principles of mechanics and finite element.
本文介绍了根据应变能密度原理估计拉载作用下缺口底部应力、应变的方法。
An application of the equivalent strain energy density method for calculation of elastic-plastic notch-tip strains under tension loading is presented.
本文介绍了根据应变能密度原理估计拉载作用下缺口底部应力、应变的方法。
An application of the equivalent strain energy density method for calculation of elastic-plastic notch-tip strains under tension loading is presented.
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