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blind roadway ventilation
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blind roadway ventilation
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工学
独头巷道掘进通风
释
blind roadway ventilation
独头巷道掘进通风
排除独头掘进巷道工作面附近聚集的各种有毒有害气体、粉尘等污染物,并降低工作面温度,改善作业环境,保护工人身体健康的通风除尘技术。
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