The solution for perturbing quatity and perturbing potential function is easy to obtain because the problem is linear homogeneous .

由于问题是齐次线性的，容易求得扰动势函数和扰动量的解。

Various perturbing force models picturing satellites motion states are introduced in detail , and formulas deduction are introduced too .

本论文详细介绍了描述卫星运动状态的各种动力学模型，给出了详细的推导公式，特别分析了各摄动力模型在运动方程中的作用，对各模型对运动方程的影响大小进行分析。

A study of seismic waveform inversion by chaotic noise perturbing

混沌噪声扰动的地震波形反演研究

The comparison principle of perturbing differential system with impulses at variable times is obtained by the variational Lyapunov method .

主要利用变分Lyapunov函数建立了具有依赖状态脉冲摄动微分系统的新的比较定理.

This modification of the direction is referred to as perturbing the surface normals and is the basis of bump mapping .

方向的修改是依靠一个搅动的表面法线和基本的凹凸贴图。