Based on an example, the distribution and dynamic procedure of air leakage seepage, oxygen, CO gas, methane and temperature in goaf during working face advancing are demonstrated.
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释义
结合实例条件,描绘了工作面开采推进过程中采空区内漏风流态、氧、CO、瓦斯和温度等分布状态及其动态过程。
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