rough h coal 原煤
The utility model discloses a coal slurry rough separation machine, which is the equipment used in down hole of coal mines for rough separation of coal slurry in a water chamber.
本实用新型公开了一种煤泥粗分机，它是用于煤矿井下，将水仓中的煤泥水 粗分的设备。
A novel artificial network model based on fuzzy-rough set for gas emission forecasting of coal is proposed in the paper.
本文建立了基于模糊粗糙集的神经网络预测模型，对瓦斯涌出量进行了预测。
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