支护

The roof abscission layer is the biggest security hidden danger in bolting support tunnel.

顶板离层是锚杆支护巷道最大的安全隐患之一。

The results suggest that the optimal reinforcements align with the principal stress of the maximum absolute value.

结果表明在一般应力状态下，支护材料分布与绝对值最大的主应力方向一致。

Based on the primacy aeolotropy rock, transversely isotropic rocks is hypothesized. With the theory of the stress distribution of the rockmass, disaster character of tunnel excavating in the type of transversely isotropic rocks is analyzed, and some strategy and technology of uniso-intensity support are raised.

论文以原生型各向异性物质特征为基础，以岩体横观各向同性为假设条件，利用前人的理论研究结果，对于隧道开挖在此类各向异性岩体中的破坏特征进行了分析和总结，提出了不等强支护的策略技术。

To solve supporting problem of freezing shaft wall in very deep alluvium, the stress mechanism and method of design optimizing are discussed.

为解决特厚冲积层冻结井筒的支护难题，对井壁受力机理和设计优化方法进行了探讨。

Aiming at the retaining problem of the frozen shaft in the deep alluvium of 500～700 m, the high strength reinforced concrete shaft lining is presented.

针对500～700m深表土中冻结井筒的支护难题，提出合理的技术途径，即采用现浇高强钢筋混凝土井壁结构。

Furthermore, the effective supporting intensity derived from analogic material simulating test is 0.4—0.5MPa.

指出软岩巷道维护效果好坏的关键是提供给围岩的支护强度是否合理。

Analyed mechanism of expert System, imfering machine of selection of bolt Support, develped Sub-Expert System of bolt support Selection.

分析了专家系统推理机制，建造了锚杆支护选型推理机，开发了锚杆支护选型专家系统。

By supporting schemes comparison, considering of characteristics of foundation excavation and geological conditions, arch selfsupporting technology is adopted.That is shallow mining steel grid technology compounding with partial soil nails, anchors and pouring concrete scheme.

通过旋流井支护方案比选，考虑基坑特点、工程地质条件，采用拱形自撑技术，即浅埋暗挖钢格栅工艺、局部加土钉锚杆喷射混凝土支护方案。

The factor of safety increases greatly with the increase of the length of nail.

土钉支护大大增加了墙后土体的自稳能力，改变土钉的长度，能显著改变支护结构的安全系数。

Directing to the special geology conditions of 8415 face cut hole in Zhuxianzhuang Coal Mine,the experiences of bolting support with wire mesh in the much thicker soft seam are introduced,and the cost of roadway support is also analyzed.

针对朱仙庄矿 84 15工作面切眼特殊的地质条件，介绍了高强锚杆支护技术成功应用于特厚极软煤层的经验，并对巷道支护成本进行了分

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。