Firstly , fkdv equation for the nonlinear surface wave was obtained by perturbation technique from potential flow theory 首先，从势流理论出发，利用摄动法，导出了非线性表面波遵循的fkdv方程。
Modified constrained variable metric method is adopted in this optimization , and the application of perturbation method in the re - analysis of the structure is studied 另外，还对结构重分析中摄动法的应用进行了讨论。
Modified constrained variable metric method is adopted in this optimization , and the application of perturbation method in the re - analysis of the structure is studied 另外，还对结构重分析中摄动法的应用进行了讨论。
Besides , forward rolling optimization thinking is proposed and carried out based on the developed random perturbation method of genetic algorithms 同时基于所提出的一种遗传算法的随机摄动法研究了向前滚动优化的理论及实施。
The error formulas of position and orientation for the octahedron parallel machine tool and the new type of parallel machine tool are set by using perturbation method 利用摄动法得出了八面体并联机床和新型并联机床的位姿误差关系式。
Especially in the theory of plates and shells in large deflections , perturbation method of analysis was widely applied and gave relatively precise results 尤其在求解板和壳体的大挠度问题上，正则摄动法得到了广泛的使用，并取得了比较理想的计算结果。
Abstract : the definitions of eigenvalue cluster and weakly damped system applicable to perturbation for calculating eigenpairs of discrete systems are presented 文摘:给出了适合于用摄动法进行特征灵敏度计算的离散振系特征值组和弱阻尼的定义，并作了解释和给出了算例。
Under certain appropriate assumptions , a mathematical model of water undergoing solidification in the spherical enclosure is established . the perturbation technique is employed to solve this problem 用奇异摄动法对冰球的凝固进行了近似分析求解，得到了第三类边界条件下凝固解的表达式。
In this paper , by using reductive perturbation technique , we studied the solitary waves in nonlinear vibrating string , plasma , blood vessel and nonliear transimission lines respectively 本论文运用约化摄动法分别研究了非线性弦振动、等离子体物理、血液流动和非线性电路传输线等领域中的孤波现象。
The random response of the non - linear system with parameter at random under the determinate load are studied by using the perturbation law and central differential dividing law 摘要应用摄动法和随机中心差分法，研究了具有随机参数的非线性系统在确定性荷载下的随机响应，得到了均方响应的一种近似迭代关系。
