Substituting the represented points in the proposed random function model and performing the inverse Fourier transform yield the assembles of the stochastic accelerograms.
以所选模型参数代表点代入地震动随机函数模型，即可以得到地震动时程样本集合。
The volume element model is composed of blocks, in which the interfaces between blocks represent by continuous function or interpolation at discrete points.
体元模型由块体组成，块体之间界面采用连续函数或离散点插值表示。
So it adopt cubic spline function to structure die cavity outline in this article, the model points may be surveyed on die cavity surface.
因此，这里采用三次样条函数拟合曲线构造模具型腔廓线，其型值点由已有模具型腔测得。
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