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1·The alternating group iterative method for the dispersive equation with periodic boundary condition is presented.

给出了求解具有周期边界条件色散方程近似解的交替分组迭代法。

2·The common calculating methods, i. e. using periodic boundary condition and curved surface replaced by flat plane, were discarded.

摈弃了目前国际上通常采用的周期边界条件，以及以平板代替曲面的做法。

3·The time periodic solution problem of damped generalized coupled nonlinear wave equations with periodic boundary condition was studied.

证明了具周期系数的边值问题正时间周期解的存在性以及对应初边值问题解的渐近性。

4·An interpolating wavelet collocation method (IWCM) for adaptive solution of wave propagation in layered media with non-periodic boundary condition is presented.

利用多尺度插值小波理论，提出一种适合于求解一般边界层状介质波传问题的快速自适应配点算法。

5·The average sedimentary velocity under no-slip wall condition is largely less than that under periodic wall boundary condition.

固壁条件下多根椭圆粒子的平均沉降速度大大小于周期性壁面条件下的平均沉降速度。