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1·Mine piles' quality forecasting and ore grade checking.

提出了爆堆质量预测与品位检测改进方法。

2·This machine is out of ore grade for concentrate, tailings two grades.

本机出矿品位为精矿、尾矿两个等级。

3·This paper introduces an improved BP algorithm for estimating ore grade.

本文介绍了一种改进的BP算法，用它来进行矿石品位估值。

4·Because of the gangue were abandoned ore, so make ore grade was improved.

由于原矿中的脉石被抛弃，所以使矿石的品位得到提高。

5·Manjiazhai zinc ore body; Kriging Method; ore grade model; calculation of reserves;

曼家寨锌矿体； 克里格法； 品位模型； 储量计算；

6·Because of manganese ore in the gangue were abandoned, so make manganese ore grade was improved.

由于锰原矿中的脉石被抛弃，所以使锰矿的品位得到提高。

7·The key measure to enhance the output ore grade is to minimize the depletion and loss of the ores exploited.

提高出矿品位的关键是降低采矿贫化率、损失率。

8·The Mengxing Pb Zn deposit with low ore grade and deep buried is facing the situation of resources exhausted.

勐兴铅锌矿矿石品位低、埋深大，且面临资源匮竭。

9·The resource support capacity of mines depends on many factors such as production capacity, ore grade and available reserve.

矿山资源保障能力的大小受生产能力、矿石品位以及保有储量等多种因素的影响。

10·The method of estimating ore grade by gray modelling is proposed, the step is given, and the method is verified by a example.

本文提出了用建立灰色模型去估计矿石品位的方法，给出了实施步骤，并以实例进行了验证。