A variable structure control system for the start up process of staged combustion cycle liquid rocket engine is presented in this paper.
针对分级燃烧循环液体火箭发动机启动过程的特点，提出了一种变结构控制系统。
This paper deals with the necessary procedures and noticeable problems of the staged - calculation method in the structure finite element analysis.
本文讨论实现分阶段计算方法的具体措施和应该注意的问题。
The staged construction mechanics of the steel sheet pile retaining structure for a cofferdam project are numerically simulated using 3D FEM incremental computing method.
应用三维有限元分析，采用增量计算方法，对某围堰工程承台钢板桩围护结构进行了动态施工力学的三维数值模拟。
It is proved that this model is reliable by analyzing and contrasting structure axis with vertical second staged…
经与垂向二阶导数对比分析，证实了该方法给出的模型具有较强的非线性、自适应和学习能力。
It is proved that this model is reliable by analyzing and contrasting structure axis with vertical second staged…
经与垂向二阶导数对比分析，证实了该方法给出的模型具有较强的非线性、自适应和学习能力。
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