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本文是根据巷道围岩松动圈的大小,设计锚杆和喷混凝土的参数。工业性试验在徐州王庄矿取得了成功,工程成本降低了10％。
This article is based on the size of rock surrounding rock roadway, the design parameters of rock bolt and shotcrete. Industrial test in Xuzhou Wangzhuang mine has been successful, the project cost reduced by 10%.