Study of the crack grouting diffusion radius.
裂缝灌浆扩散半径的研究。
The crack grouting diffusion radius is the basic gist of the grouting construction design and grouting craftwork control.
灌浆扩散半径是进行灌浆结构设计和灌浆工艺流程控制的基本依据。
PS-F grouting material has a perfect effect on crack grouting of conglomerate grottoes in China, but the mechanism research of PS-F grouting material is comparatively lagging behind.
灌浆材料在我国砂砾岩石窟裂隙灌浆加固中取得理想的灌浆效果，但对该灌浆材料的机制研究相对滞后。
Grouting in a crack above a checking gallery of a dam is numerically simulated.
对某水库的廊道裂缝进行了灌浆数值模拟研究。
With the study of the cement flow rule in the crack, we analyzed the influence to diffusion radius by the grouting pressure, cement rheological parameter and grouting time.
通过研究水泥浆液在裂隙中的流动规律，分析了灌浆压力、浆液的流变参数和灌浆时间对扩散半径的影响。
Nowadays the chemical grouting is widely used in the treatment of concrete crack leakage, in which both technique and grouting material developed quite completely.
目前，在处理混凝土裂缝漏水中普遍采用化学灌浆，无论是工艺还是灌浆材料都较成熟。
In practice, chemical grouting method achieves favorable effect for crack treatment.
实践中采用化学灌浆的方法进行裂缝处理收到了较好的效果。
In this article, authors present the test results, using the contrast experiment method, that chemistry grouting improved the mechanics capability of the concrete member with different form crack.
本文介绍利用对比实验方法，研究具有不同形式裂缝的混凝土构件在化学灌浆后的力学性能改善情况。
At the same time, the surface crack repair method of crack treating, grouting filling embedded block and structural concrete reinforcement and displacement methods are proposed.
同时，提出裂缝处理的表面修补方法、灌浆嵌缝封堵法、结构加固法和混凝土置换法。
Conclusion it has favorable effect adopting the grouting technique to deal with longitudinal crack in high-fill roadbed.
结论：采用压浆技术对高填方路基纵向裂缝进行处理具有良好效果。
Taking the mine grouting project as an example, the program was applied to simulate the spreading scope of the grout in the crack network under the different grouting pressure.
以某煤矿注浆工程为例，采用该程序模拟了不同注浆压力下浆液在裂隙网络中的扩散范围。
For small gush of water or water leaked from crack on the surface to be shotcreted rock face grouting or tube piloted discharge should be applied before shotcreting.
受喷面的小股水或裂隙渗漏水宜采用岩面注浆或导管引排后再喷混凝土。
In bending failure test pieces, after crack chemistry grouting, the bending rigidity slightly has increased, but the limit load-carrying capacity has no obvious variety.
正截面试件，裂缝灌浆后刚度略有提高，但极限承载力无明显变化。
The anchoring and chemical grouting can enhance the shear capacity of crack surfaces to some extent; and its effect becomes distinct as the water level rising up.
加锚及化灌对裂缝面的抗剪性能有一定的提高，随着水位的升高，其作用越明显。
The anchoring and chemical grouting can enhance the shear capacity of crack surfaces to some extent; and its effect becomes distinct as the water level rising up.
加锚及化灌对裂缝面的抗剪性能有一定的提高，随着水位的升高，其作用越明显。
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