采用水泥灌浆后所做的压水试验证明，岩土的渗透性能虽然得到改善，但是达不到设计要求。
The water pressure test after adopting cement grouting proves, although the permeability of rock improves, it can not achieve the design requirement.
对大坝渗透用帷幕灌浆、回填混凝土进行处理。
For the seepage control of dam, the curtain grouting and back filled concrete have been adopted. Now the No.
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