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本文依据33个矿井通风系统综合指标的实际调查结果,在弄清综合指标分布规律的基础上,提出一个分级标准方案,据此评价矿井通风系统的技术经济效果,便于横向比较。
Based on the actual survey results of the comprehensive mine ventilation system indexes of 33 mines, on the basis of getting a clear understanding of the distribution law of the comprehensive indexes, a standard scheme of classification is put forward to evaluate the technical and economical effects of the mine ventilation system and to facilitate horizontal comparison.