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- With the measured information, the paper analyzed the surrounding rock control results of the gob-side entry driving along the coal mining face. 在实测资料基础上,分析了综放沿空留巷围岩控制效果,得出的结论对综放沿空留巷推广应用具有指导意义。
- Effect of bolts on surrounding rock control 锚杆对围岩控制效果分析
- roadway surrounding rock control 巷道围岩控制
- Surrounding rock controlling of gob-side entry under composite roof 复合顶板沿空巷道的围岩控制效果分析
- Surrounding Rock Control Technology in Large Underground Soft Rock Chamber 大型软岩硐室围岩控制技术
- Surrounding rock control of intersection chamber with soft rock and large span 软岩大跨度交叉硐室围岩控制技术
- Surrounding Rock Control in High Ranking Caving Coal Face with Net Grid Support 网格支架高档放顶煤工作面围岩控制
- Mining under great height working face pillars and surrounding rock control 大采高工作面煤柱下开采与围岩控制
- Surrounding rock controlling technique of rigid-yielding secondary coupling supporting in deep coal gate 深部煤巷刚柔二次耦合支护围岩控制技术
- Analysis on surrounding rock control technology for gob-side entry retaining of fully mechanized top coal caving mining 综放沿空留巷围岩控制技术分析
- Mine strata pressure behavior law and surrounding rock control of the top coal caving mining face with hydraulic single props 单体支柱放顶煤工作面矿压显现规律及围岩控制
- surrounding rock controlling 围岩控制
- It is possible to use Gurit without damaging the surrounding rock. 使用古力特炸药将完全可能不造成对围岩的破坏。
- surrounding rock control 围岩控制
- The drilling fluid may interact with the surrounding rock in other ways. 钻井液可能会以其它方式与周围的岩石相互作用。
- If the volcano becomes inactive and cools, surrounding rock may be worn away. 如果火山变得不活动并冷却下来,围岩就可能被剥蚀掉。
- Their use made the design of roadway surrounding rock supporting safer. 这些结果的应用使巷道岩石支护的设计更趋于安全。
- Anchor concreting is an effective support technique to control surrounding rock deformation and keep tunnel stability. 锚杆注浆是一种行之有效的控制围岩变形和保证巷道稳定的支护技术。
- A change within an intrusive igneous rock caused by the assimilation of portions of the surrounding rock. 内变质作用由于周围岩石同化作用而在侵入火成岩内部产生的变化
- This paper analyses the deformation characteristics of surrounding rock of entries under the action of tectonic stress, and proposes the controlling measures of entry deformation and breaking. 本文分析了构造应力作用下回采巷道围岩的变形特点,在此基础上,提出了构造应力作用下巷道变形破坏的控制措施。