Coal mine rockbolt shoring current situation,necessity and significance having discussed rockbolt shoring parameter optimization design combining with leaping forward.
结合跃进
矿锚杆支护现状,探讨了锚杆支护参数优
设计
性和重性。
支撑,支柱
;
解;Coal mine rockbolt shoring current situation,necessity and significance having discussed rockbolt shoring parameter optimization design combining with leaping forward.
结合跃进矿锚杆支护现状,探讨了锚杆支护参数优设计性和重性。
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