Perturbations up to the sixth order obtained by an iterative method complete the theory of the four outer planets.
由迭代算法得到的直到六阶的摄动补充完整了远日的四个行星的理论。
The suppression role of the ac current on the MHD perturbations was analyzed in theory and proved numerically.
关于交变电流对MHD扰动的抑制作用，从理论上作了分析并从数值上加以证明。
Thereby, the application of the theory of soliton perturbations in optical fibre communication has significant scientific research value.
所以，孤子微扰理论在光纤通讯中的应用具有非常重要的科研应用价值。
The dynamic characteristics of multi-variable system under parameter perturbations are analysed by System Sensitivity Theory in this paper.
本文运用系统敏灵度理论分析了多变量系统在参数摄动条件下的动态特性。
For different story units of structure, the theory of structural perturbations is used. The correct calculation formulation of free vibration frequency is obtained.
对于各层结构不同的高层建筑、应用结构摄动理论取得了结构自振频率的修正计算公式。
For different story units of structure, the theory of structural perturbations is used. The correct calculation formulation of free vibration frequency is obtained.
对于各层结构不同的高层建筑、应用结构摄动理论取得了结构自振频率的修正计算公式。
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