首页>
外国专利>
METHOD OF FISSURED ROOF CONTROL IN SUPPORTING A STOPE
METHOD OF FISSURED ROOF CONTROL IN SUPPORTING A STOPE
展开▼
机译:支撑台阶的裂隙顶板控制方法
展开▼
页面导航
摘要
著录项
相似文献
摘要
the invention относитс to the case дл креплени species трещиноватыми кровл ми and позвол ет increase the sustainability of roofing.the way includes the installation sections go now (sc) and the sto
展开▼