建立了钻屑颗粒的受力模型表达式。

Establish the force model formula of drilling cuttings.

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并通过数据拟舍得出不同的膜通量和膜阻力随时间的数学模型表达式。

Mathematical models of membrane flux and membrane resistance with operation time were obtained by fitting experimental data.

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本文推导了一般露天矿山铲—车优化配置的数学模型表达式，并以峨眉水泥厂矿山为例进行了优化配置计算。

A general mathematical model of excavator truck Optimal fit in Open pit mines is derived. An Optimal fit computation is taken as an example of the mine of Emei Cement Plant.

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