The wind velocity of first order instability is obtained from the dynamic equilibrium relationship between aerodynamic force with dead weight and inertia force of membrane.
根据气动力与薄膜自重和惯性力之间的动力平衡关系获得了薄膜一阶失稳时的临界风速。
The paper analyzes the influence of dynamic characteristic on axial force of frame structure. The equilibrium equations were developed by elastic theory and deformation of element.
采用弹性理论的方法，考虑轴向力的影响，以杆件变形后的状态为依据建立平衡方程，探讨了轴向压力对框架结构动力动力性能的影响。
After the summarization of stylized facts of China's business fluctuations, two dynamic stochastic general equilibrium (DSGE for short hence force) models were established.
在总结了我国经济波动的典型事实后，本文构建了两个动态随机一般均衡模型作为分析的工具。
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