分析研究了冶金产业链的技术经济优化问题，建立了矿产资源最优利用的数学模型。

In this paper, the optimization of metallurgical industry chain is studied based on technique and economy, and a mathematical model for the optimum utilization of mineral resources is established.

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喷雾干燥技术的机理及工艺优化常常只能采用实验的方法来分析和探讨，缺乏理论研究，影响了喷雾干燥的技术经济指标。

The drying mechanism and technology optimization of spray drying are generally studied by experiments. And spray drying lacks theory research, which affects its technical economic index.

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矿山开采调度系统主要解决不同平台开采的穿孔爆破技术经济参数优化问题。

Mining Scheduling System model is mainly used for the optimization of drilling-blasting technical and economic parameters of different platforms.

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