... 冷冻装置用无轴封 泵： glandless pump for refrigerating installation 冷剂 泵： collantpump 矿井工作面 泵： coal facepump ...
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通过网络并行电法数据体的三维电阻率反演，得到矿井工作面底板下三维空间的电阻率分布特征。
With 3D-resistivity inversion technology of the net parallel electrical data, the resistivity distribution 3D mine face floor is got.
工作面自燃发火是影响矿井安全生产的主要因素之一，对矿井工作面自燃发火进行有效的预防与控制，有着较高的社会效益和经济效益。
Natural fire in the working face is one of the factors impacting on secure manufacture in mines. Defend and control it effectively has upper societal and economical benefits.
利用灰色灾变预测理论，对某矿矿井工作面瓦斯涌出资料进行分析、研究，建立煤矿瓦斯涌出量灰色预测模型，并对矿井瓦斯涌出量变化趋势进行预测。
This method is more accurate than by traditional mine statistic method. Adoption of gray prediction theory, mine gas emission data was analyzed, gray prediction model of gas emiss…
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