This paper mainly introduces the results of the automation for ore yard and its developing trend at abroad.

本文主要叙述原料场自动化的作用和国外发展趋势。

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The unloaded ore is blended and stockpiled in a vast yard enclosed by fine-mesh screens to stop the dust from blowing towards the nearby city of Vitória.

卸下的矿石堆积在一个巨大的货场上，上面盖着细网幔帐，以避免灰尘吹向附近的维多利亚城市。

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According to the characteristics of the accumulated bauxite and the demands of production technology, the mathematical model for non-quantitative and quantitative ore blending in yard was constructed.

根据堆积型铝土矿矿体的特点，结合生产工艺技术的要求，构建堆积型铝土矿堆场的不定量与定量配矿的数学模型。

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