采用二维九速的格子气模型模拟热声振荡，建立了完备的多体碰撞规则，提供了粘性和热边界的处理方法。

A complete multi-particle collision rule was established, and a method for dealing with viscous and thermal boundary was provided in the present model.

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总结了常见的格子气模型、元胞自动机模型、社会力模型和磁力模型的原理及算法，对比分析了其仿真效果。

The paper analyzed the principles and features of the some common models including lattice gas model, cellular automata model, social force model and magneto-mechanical model.

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提出了数值模拟稠密气固两相流动的多重格子-真实轨道模型（MLAT模型）。

To simulate the cluster formation in dense two-phase flow, a multi-lattice actual trajectory (MLAT) model is developed.

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