In the combination with of structural analysis, it is considered as a planar frame.
在工程结构分析计算中，通常采用平面刚架计算。
Usually planar frame models were used for the calculation of seismic effects on such structures.
过去常用平面框架计算模型来计算这类结构的地震作用。
This paper presented an accurate method of calculating the earthquake force design sensitivity and Hessian matrix of the planar frame.
提出一种平面框架结构地震力的设计敏度和海森矩阵的精确计算方法。
Stochastic dynamic responses of planar rigid-frame structures to quake loads are investigated by using the finite element approach.
本文利用有限元方法，分析了平面刚架结构对地震载荷的随机动力响应问题。
Directed by this frame and based on the unification of theory and practice, the planar engine workshop layout is optimized by using SLP;
本文以该框架为指导，本着理论与实践统一的基本立意，应用SLP法，实现了发动机车间平面布局的优化；
Directed by this frame and based on the unification of theory and practice, the planar engine workshop layout is optimized by using SLP;
本文以该框架为指导，本着理论与实践统一的基本立意，应用SLP法，实现了发动机车间平面布局的优化；
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