引入一个统一的多组分3 - D格林函数表示法之后，我们分析了一维版本弹性动力波的更多细节。
After introducing a unified multicomponent 3-d Green's function representation, we analyse its 1-d version for elastodynamic waves in more detail.
本文通过有限元法求解用流函数表示的拉普拉斯方程，进而计算轴流式机组的静态轴向水推力。
In this thesis, the Finite Element Method is applied to the solution of the Laplace equation formulated by means of stream function for the calculation of the static hydraulic thrust.
提出了用三角函数表示的一类用于油田开发指标预测的增长曲线共6条，从而进一步完善和丰富了现有的增长曲线法。
Six growth curves used for prediction of oilfield development indexes expressed with trigonometric function are proposed, thus perfecting and abounding in the existed growth curve methods further.
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