the water pressure test after adopting cement grouting proves, although the permeability of rock improves, it can not achieve the design requirement.
采用水泥灌浆后所做的压水试验证明,巖土的渗透性能虽然得到改善,但是达不到设计要求。
in coring drilling, under-water cement grouting was often used for wall protection, leakage blocking, borehole sealing and downhole accident treatment.
在巖心鉆探中,常常要用水下灌注水泥的方法来护壁、堵漏、封孔、处理井故。
properties of the soil of soft foundation is expressed. according to the theory of hydrological geology, consolidation mechanism of chemical cement grouting in soft foundation is probed.
本文阐述了软弱地基的土质特征,并从水文工程地质理论观点出发,对软弱地基中水泥类化学灌浆固结机理进行探讨。
an engineering countermeasure using the superfine cement grouting to patch up the cracks is advanced.
提出用超细水泥灌浆修补面板现浇层裂缝的工程对策。
in the design of the impermeable curtain grouting engineering, high-pressure cement grouting with orifice-closed method was adopted.
某水电站二期工程为地下厂房,工程防渗帷幕灌浆采用了孔口封闭法高压水泥灌浆。
the results were approved in the cement grouting operation in a earth high temperature mine. therefore the results will have an effective theoretic guidance to the high temperature grouting operation.
该成果在高地温煤矿井下注浆应用中得到验证,从而可对高温注浆施工进行有效的理论指导。
the mixing is a key link in cement grouting construction, and the different mixing manners have an important effect on grout engineering quality.
搅拌是水泥类灌浆施工中一个重要的环节,不同的搅拌方式对浆液的工程性质有着重要的影响。
the first treatment of cement grouting followed the determined results met with success by a 60% reduction of reservoir leakage.
依据测量结果,大坝首次灌浆处理获得成功,水库的渗漏水量比灌浆前减少60%。
in the thesis, the penetration theory of cement grouting in coarse sandy loam is researched.
本论文对水泥浆液渗透灌注粗砂层工程中浆液的扩散过程进行了理论研究和试验研究。
the pyrite which lies in the foundation rock under geheyan project can cause an erosive action to the portland cement grouting material used in the curtain grouting.
隔河巖工程基础巖层中含有黄铁矿,它对帷幕灌浆的水泥浆材有腐蚀作用。
the stable cement grouting material and the admixture concrete are cement-based silicate engineering materials.
水泥稳定性灌浆材料和掺合料水工混凝土都是以水泥为基材的硅酸盐类工程材料。
it is reliable to achieve autocontrol of cement grouting machine by appliance of plc, and to improve the reliability of system.
通过应用plc可以实现对水泥灌浆机系统的自动控制,提高系统的可靠性。
grout cement is a kind of modified cement grouting materials.
灌浆水泥是一种改性的水泥灌浆材料。