Nowadays, particle systems have been recognized as one of the most successful methods of irregular object simulation, its advantages are direct, effective and stable.

目前，粒子系统已经成为公认的模拟不规则物体的最成功方法之一，其优点在于直观、高效、技术成熟稳定。

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In this article, the application of macro-scale particle methods (MaPM) to the exploration of mechanism of the gas-solid systems is reviewed from the aspect of direct numerical simulation.

本文从直接数值模拟的角度论述了宏观粒子方法在气固系统机理探索中的应用。

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