盘区平巷 – English translation

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盘区平巷盘区平巷是指与煤层走向大致平行掘进的巷道，并以它为中心在其两侧适当的距离内布置开挖上下山的立井。它是采煤时的主巷道。参见 butt level

盘区平巷盘区平巷是指与煤层走向大致平行掘进的巷道，并以它为中心在其两侧适当的距离内布置开挖上下山的立井。它是采煤时的主巷道。参见 panel drift

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