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介绍了 W型通风系统在马兰矿 1 2 31 5工作面的应用情况 ,分析了该通风系统的适用性、可靠性及优缺点 ,为今后采煤工作面 W型通风系统的应用提供了依据
The application of W ventilation system in 1 2 31 5 face of Malan Mine is introduced. The applicability, reliability, advantages and disadvantages of this ventilation system are analyzed. It provides the basis for the application of W ventilation system in coal mining face