... •Rock support 岩石支护 •Surface mine design 露天矿设计 •Structural damage to mobile equipment and material transportation 移动设备和材料运输结构损伤 ...
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surface mine development design 露天矿开拓设计
surface mine construction design 露天矿施工设计
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Take the Shuangyashan mining bureau east nine to picking zone the working surface as the object of study the third coal mine of Dongrong, carries on the tunnel picking zone monitor design.
以双鸭山矿务局东荣三矿东九采区综采工作面为研究对象，进行采区巷道监测设计。
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