The regular perturbation method is described.
简要介绍了正则摄动法。
This confirms the accuracy of the perturbation method which we adopted.
这就证明了我们采用的摄动法有较好的准确性。
The approximate analytical solution is got by using perturbation method.
通过扰动方法求得问题的近似解析解。
The matrix perturbation method is effective to solve this kind of problem.
矩阵摄动法是解决这种问题的有力工具。
Superconvergent perturbation method in quantum system is briefly introduced.
简单介绍了量子系统中的超收敛微扰法。
The four-layer leaky waveguide mechanism is analyzed by perturbation method also.
并用微扰法计算和分析了四层漏波导结构。
Coordinate perturbation method, a novel optimization method, is recommended here.
本文提出了一种新的最优化算法——坐标扰动法。
An optimum perturbation method based on small variables is suitable for nonlinear systems.
最佳摄动法是一种基于小参量的系统辨识方法，特别适用于非线性系统。
The rotating Angle and vibration of rigid-flexible coupling are solved by the perturbation method.
对刚柔耦合回转角和刚柔耦合振动的微分方程，则通过摄动法求解。
The natural frequencies of the vibration system are obtained by using the iterative perturbation method.
应用矩阵迭代摄动法，对摆动活齿传动系统的固有频率进行了求解和分析。
The study of the flow of power-law fluid in a helical pipe with circular section with perturbation method.
采用摄动方法研究了圆截面螺旋管道内幂律流体的流动。
The efficiency of the elastic buckling matrix perturbation method is proved by calculating numerical examples.
数值试验表明了弹性屈曲矩阵摄动算法的有效性。
When crack expanding problem is studied, a high efficiency semi-analytical matrix perturbation method is put forward.
对于裂纹扩展问题，提出了一种高效的半解析矩阵摄动法。
The asymptotic solutions composed of finite terms of elementary functions are obtained by regular perturbation method.
采用正则摄动法，求出了由有限项初等函数所构成的渐近解。
Applying the perturbation method, the nonlinear evolution equations are expanded as multi-order approximate equations.
利用小扰动方法对非线性演化方程作展开得到原始方程的各级近似方程。
At the end of the paper the way to extend the perturbation method to the case of general complex matrices is adavnced.
文末指出了将这种振动分析方法直接推广到一般复矩阵情况的途径。
The ordinary matrix perturbation method fails to deal with the structural system of repeated or closed frequency modes.
当系统具有重频或近频耦合模态时，常规的矩阵摄动法失效。
The properties of surface excitons of a polar crystal in a magnetic field are discussed by using a perturbation method.
本文采用微扰的方法讨论了极性晶体表面的激子在磁场中的性质。
The paper reviews Some applications of the homotopy perturbation method to nonlinear differential and integral equations.
本文一篇综述类文章，综述了同伦摄动方法及它在非线性微积分方程中的某些应用。
A subspace perturbation method for structural dynamic modification of several groups of coupled-modes vibration systems is studied.
本文研究了多组耦合模态结构动力学参数修改的子空间摄动法。
Based on modal perturbation method, a new approach is developed for solving the random seismic response of horizontal layered soil.
基于模态摄动方法，提出了层状土层随机地震反应的近似分析方法。
The new method is based on combining perturbation method of eigen-problems with rational approximation of a vector-value function .
提出了一种新的结合特征灵敏度直接法和向量值函数有理逼近的结构动力重分析方法。
This is combined with a Numerical Perturbation Method that quantifies the configuration and connection-weight status of the network.
这种网络与数字干扰方法相结合，从而量化了机器人的结构与重量的关系。
By the perturbation method, the formula of the critical temperature difference may be found and the error of which may also be estimated.
采用摄动理论，本文导出了路面板临界铺设温差的渐近表达式并给出了误差分析。
The high-order perturbation method is very useful because it could solve eigenproblems even if the parameter of the damped has a great change.
高阶摄动法能解决阻尼系统参数变化较大时的特征值问题，具有较强的实用性。
The paper presents a coordinate perturbation method to deal with the pro -. Blem of a plane blast wave propagation in nonlinear hysteretic media.
本文利用座标摄动方法研究平面爆炸波在非线性磁滞介质中的传播问题。
Thickness effect on the shallow donor in parabolic quantum dots within magnetic fields is investigated by using the second-order perturbation method.
本文采用二级微扰方法研究厚度对抛物量子点内浅施主杂质处于磁场中极化子效应的影响。
This paper by use of perturbation method found asymptotic periodic solution of piston stroke, and found rational periodic for periodic external force.
本文用摄动方法求得了活塞行程的渐近周期解，且为周期性外力求出合理的周期。
A method of determining bifurcation directions at a double eigenvalue is presented by combining the finite element method with the perturbation method.
本文结合有限元法和摄动法给出了一个确定薄板在二重特征值处分支方向的方法。
Stress intensity factors at the craek tips are computed by complex variable functions and perturbation method and formulas are given in power series forms.
采用复变函数及摄动方法，最后以幂级数形式给出应力强度因子的计算公式。
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