Theoretical approach of two-phase flow instability can be divided into two categories: numerical analysis and approximation analysis.
两相流不稳定性理论分析方法可以分为两大类：一类是数值解析法，另一类是近似分析法。
Based on complex ray method, a paraxial approximation analysis of Gaussian beam transmission through a dielectric radome is presented.
本文根据复射线法对通过介质天线罩的高斯波束场进行近轴近似分析。
Finally, the linear approximation analysis is proved by example to be effective and the relation among parameters when kangaroo robot hops stably is obtained.
最后，通过实例证明了采用线性化近似分析的有效性，并获得了仿袋鼠机器人稳定跳跃时各参数之间的变化关系。
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