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本文分析了露天矿爆破烟尘初期运动过程，建立了描述该过程烟尘运动的数学模型──颗粒法，实现了爆破烟尘云初期运动过程和形状的计算机模拟。
This paper analyzes the initial movement process of blasting dust in opencast mines, and establishes a mathematical model describing the process of dust and soot movement - the particle method to realize the computer simulation of the initial motion and shape of the blasting dust cloud.