Meshless method is one kind of powerful tool for numerical solutions of partial differential equations (PDEs), and it has local technique and element-free characteristics.

无网格法是一种数值解偏微分方程(PDE)的功能强大的工具，它有当地的技术和元素的特点。

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Moreover, a new technique for calculating the strain and stress of DEM model has been proposed by using the concept of meshless method.

通过无网格技术，改进了离散元法应变、应力的计算方案，使其能够在连续介质大变形的计算中得到更为准确的应变、应力分布。

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Radial basic function is a recent meshless interpolation technique. It has a very simply form and no correlation with the space dimensions.

径向基函数插值是一种新型的无网格插值方法，具有形式简单、空间维数无关等优点。

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