在离散颗粒模型中，根据对颗粒间碰撞过程的处理方法的不同可分为确定性模型和随机性模型。
Discrete particle models can be classified into Deterministic method and Stochastic method in accounting for the particle collisions.
为解决工程应用中三维流固两相流动力学建模的难题，提出了基于离散单元法(dem)的颗粒群轨道柔性模型。
For dynamics modeling of 3d fluid-solids two-phase flows in engineering problem it was brought forward of particles trajectory flexible model based on the discrete element method (DEM).
分析的具体行为的影响骨料级配，颗粒-弹簧模型离散元方法。
For analyzing the influence of aggregate gradation on the concrete behavior, the grain-spring model of discrete element method is presented.
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