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https://scholarsmine.mst.edu/min_nuceng_facwork/1493/ "Bolt-Grouting Combined Support Technology in Deep Soft Rock Roadway" by Yanlong Chen, Qingbin Meng... Analyzing the mineral composition, mechanical properties and ground stress testing in surrounding rock, the study investigated the failure mechanism of deep... https://biography.omicsonline.org/algeria/charak-pharma-pvt-ltd/qingbin-zhao-1155340 Qingbin Zhao | | Algeria Spine Specialists .. zhaoalgeria