• Results indicate that the bolt-grouting support helps to increase the strength and bearing capacity of the surrounding rock and to control its deformation effectively.

    结果表明,辅助注支护显著提高围岩的强度承载能力,有效地控制了深部极软岩巷道围岩变形。

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  • Abstract: When the deep roadway has been deformed seriously, it is difficult for the traditional support to achieve effective control of roadway surrounding rock.

    摘要深部巷道围岩变形破坏严重传统支护难以实现巷道围岩有效控制

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  • The key rock mechanical problems of the underground powerhouse in Shuibuya Project are the complicated rock structures and the control effect of soft rock on the surrounding rock of the grotto.

    水布垭地下厂房岩石力学问题主要表现为复杂岩体结构洞室围岩控制作用

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  • It is helpful for explaining the mechanism of the deformation control in roadway by grouting reinforcement in surrounding rock.

    试验结果有助于解释围岩注浆加固控制巷道变形机理

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  • The research in this article is the guide to restoration the deep mine damaged roadway. The research result will further improve the control principle of roadway surrounding rock in deep mine.

    本文研究深井破坏巷道修复治理具有指导意义,研究成果可以进一步完善深井巷道围岩控制理论

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  • The optimal cross-height ratio and the high strength supporting system with the core of high pre-stress could be helpful to control the deformation of surrounding rock reasonably.

    留巷断面选择优跨高比采用以初撑力为核心高强支护体系能够合理控制围岩变形

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  • The phenomenon of underground pressure and principle of surrounding rock control of deep shaft coal roadway are introduced.

    分析深井煤层巷道围岩变形特征支护失效原因,提出此类巷道的内外结构耦合平衡支护原理

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  • Abstract: Control of broken surrounding rock of shallow burying ore requires proper and effective support methods.

    摘要矿体破碎围岩控制需要合理有效支护手段

    youdao

  • Abstract: Control of broken surrounding rock of shallow burying ore requires proper and effective support methods.

    摘要矿体破碎围岩控制需要合理有效支护手段

    youdao

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