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。
The comprehensive effects of filling in, compacting, agglutinating, solidifying and reclamation of rock of pre-grouting in broken aquifer are analyzed.
分析了预灌浆在破碎和含水地层中具有的充填、压密、粘合及固化等改良岩体原有物理力学性能的综合作用。
When the slurry filling, pressure gradually increases, easy to control and maintain the grouting pressure.
当浆液灌满后，压力逐渐升高，便于控制和保持灌浆压力。
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