1) multi-symplectic algorithm

多辛算法
1.
Using symplectic discretizations for the multi-symplectic structure,a multi-symplectic algorithm is obtained.
考虑非线性Pochhammer-Chree方程的多辛结构,通过辛离散多辛结构得到原偏微分方程的多辛算法。
2) generalized multi-symplectic integrator

广义多辛算法
1.
Based on multi-symplectic idea,the generalized multi-symplectic integrator method is presented to solve dynamic response of bridges subjected to moving loads.
基于多辛算法的基本思想,针对描述车桥耦合问题动力学方程提出了广义多辛算法理论,并应用于求解该动力学方程。
3) symplectic algorithm

辛算法
1.
The symplectic algorithm method for Hamiltonian matrix eigen problem;

哈密尔顿矩阵特征谱问题的辛算法
2.
Compare about Energies Error of Symplectic Algorithm for the Secular Evolution of Celestial Bodies;
辛算法在长期天体演化中的能量误差比较
3.
Horn Antenna Aperture Field Based on Hamilton Architecture and Symplectic Algorithm;

基于哈密顿体系辛算法喇叭天线口径场的研究
4) Symplectic method

辛算法
1.
Because of DNA s super-long property,its structural analysis requires a long time computation,a symplectic method is introduced to numerically simulate the structural features of DNA,which shows a good structural preserving property.
DNA弹性杆的超细长特性要求长时间数值模拟,探讨了利用辛算法对DNA弹性杆模型长时间计算的问题,给出了相应的算法和数值仿真结果。
2.
The symplectic method is applied to solve numerically the 1D time-dependent Gross-Pitaevskii(GP) equation.
本文采用辛算法数值求解一维含时Gross-Pitaevskii(GP)方程。
3.
The dynamic properties of one-dimensional cubic nonlinear Schrdinger equation and drifting of the solution pattern are investigated numerically by using the symplectic method with different nonlinear parameters in the perturbation initial condition.
采用辛算法数值求解一维立方非线性Schrdinger方程,研究了随着非线性参数的变化立方非线性Schrdinger方程的动力学性质和解的模式的漂移。
5) symplectic scheme

辛算法
1.
The Application of Symplectic Schemes in the Time-domain Electromagnetics Scattering Computations;
辛算法在时域电磁散射计算中的应用
2.
A new scheme for approximating the solution of 2D Maxwell′s equations using the symplectic scheme is introduced.
引入一种新的数值计算方法—辛算法求解M axw e ll方程,即在时间上用不同阶数的辛差分格式离散,空间分别采用二阶及四阶精度的差分格式离散,建立了求解二维M axw e ll方程的各阶辛算法,探讨了各阶辛算法的稳定性及数值色散性。
3.
In this paper,the classical trajectories of a diatomic macular N2 in strong laser field are calculated by symplectic scheme,which makes the results believed by others.
采用分子动力学方法研究了N2分子在强激光场作用下的经典轨迹,并应用了现在较优越的数值方法——辛算法来求解方程,这使计算结果更加令人信服。
6) symplectic algorithm

辛型算法
1.
Semi-analytical finite element method of symplectic algorithm for wave propagation problem;
波传播问题的半解析有限元辛型算法
补充资料:多苯基多亚甲基多异氰酸酯
多苯基多亚甲基多异氰酸酯,简称PAPI,或称粗MDI,浅黄色至褐色粘稠液体.有刺激性气味。相对密度(20℃/20 ℃)1.2,燃点218℃。PAPI实际上是由50%MDI与50%官能度大于2以上的多异氰酸酯组成的混合物。升温时能发生自聚作用。溶于氯苯、邻二氯苯、甲苯等。PAPI的活性低,蒸气压低,只是TDI的百分之一,故毒性很低。
用于制造聚氨脂胶粘剂。也可直接加入橡胶胶粘剂中,改善橡胶与尼龙或聚酯线的粘接性能。贮存于阴凉、通风、干燥的库房内,远离火种、热源。严格防水、防潮,避免光照。
用于制造聚氨脂胶粘剂。也可直接加入橡胶胶粘剂中,改善橡胶与尼龙或聚酯线的粘接性能。贮存于阴凉、通风、干燥的库房内,远离火种、热源。严格防水、防潮,避免光照。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条