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根据巷道内复合顶板的厚度不同以及岩性的差异来灵活确定锚杆支护的方式和密度,解决复合顶板条件下巷道支护的一条有效途径。
According to the difference of the thickness of compound roof in the roadway and the difference of lithology, the way and density of bolt support can be determined flexibly to solve an effective way of roadway support under the condition of composite roof.