1) curtain region
帷幕区域
1.
Based on the engineering conditions and using the advanced mining dynamic disaster monitoring equipment,microseismic monitoring system was established for real-time monitoring the continuous microruptures in the curtain region.
结合现场工程条件,运用先进的矿山动力灾害监测设备,建立了微震监测系统以实现对大帷幕区域实时连续的微破裂监测。
2) curtain
[英]['kɜ:tn] [美]['kɝtṇ]
帷幕
1.
Effects of pH Value and Temperature on Adsorption of Heavy Metal lons by Anti-Seepage Curtain for Landfills;
温度和pH对填埋场防渗帷幕吸附重金属离子的影响
2.
Through curtain grouting, an effective and stable "flood control dam" is built which guarantee safty production of Zhangmatun iron deposit for 30 years.
济南张马屯铁矿安全生产30年,其根本保证是通过帷幕注浆建立起了一条长效稳定的地下“拦水大坝”。
3.
The general rule of fissure development in low dip soft-hard interbedding rock mass is described,and then based on this the dam foundation seepage is simulated with dual-medium model,and the influence of unstratabound fissure and waterproof curtain is discussed.
阐述了缓倾软硬互层状岩体中裂隙发育的一般规律,在这个基础上采用双重介质模型对层状坝基渗流进行了模拟,讨论了软岩层中切层裂隙的发育以及嵌入软岩帷幕对坝基渗流场的影响。
3) drapery
[英]['dreɪpəri] [美]['drepərɪ]
帷幕
1.
It introduces application of deep mixing cement-soil pile in maintenance of foundation pit, combined with storing pool of coking equipment it discusses no-support and earth-retaining & water-retaining drapery and its effect, which to extend the method.
介绍了深层搅拌水泥土桩在基坑维护中的应用,以某焦化装置内贮焦池具体工程为例,探讨了这种坑内无支撑、挡土挡水型帷幕的做法及应用效果,以推广应用该方法。
5) grout curtain
帷幕
1.
From the water quality findings at the Danjiangkou, Meishan, Ansha, Xinganjiang, etc, it should be paid great attention to anticorrosion of the grout curtain in the .
大坝运行后水环境发生剧变 ,由于库水中有机质的富集 ,可导致下层库水和部分坝基地下水侵蚀性的加强 ,从而造成坝基水泥帷幕防渗性能的衰减 ,甚至有可能引起坝基软弱岩层性状的变化。
6) Curtain grouting
帷幕注浆
1.
Application of large curtain grouting technology for water control in Yagongtang Mine Area of Shuikoushan Lead-zinc Mine;
水口山铅锌矿鸭公塘矿区大型帷幕注浆治水工程技术的应用
2.
The numerical simulation analysis of the building curtain grouting reinforcement effect;
建筑物帷幕注浆加固效果的数值模拟分析
3.
Construction technology of curtain grouting for high pressure and rich water zone treatment in 0# transverse gallery of one tunnel;
隧道0号横洞高压富水区帷幕注浆及施工技术
补充资料:帷幕
帷幕
curtain
WelmU帷幕(curtain)沿坝基及其两岸延伸部分的地下连续防渗幕体.它是常用的坝基防渗措施之一帷幕与挡水建筑物的防渗结构的可靠连接,共同形成地上、地下连续的防渗体系.用钻孔灌水泥浆或各种化学浆液形成的帷幕称灌浆帷幕(见帷幕灌策和化学灌泉).在砂砾石坝基中用泥投土防渗堵形成的帷幕称垂直防渗J.帷幕(见软基处理)。在防渗墙下进行灌浆的帷幕称组合式帷幕。帷幕的作用主要有:①减少坝基和绕坝渗漏量。②防止断层裂隙中的充填物及抗水性能差的岩层产生管涌。③在帷幕和排水的共同作用下,使幕后坝基及两岸边岸的渗透压力降低至允许值,防止渗透压力对坝体、坝基及两岸边坡稳定产生不利影响。④灌浆帷幕兼有对坝基表层的接触灌装和固结灌泉的作用。 帷幕的深度和伸人两岸的范围由坝高、地质条件及防渗要求等确定。帷幕深度一般伸人相对隔水层以下3~sm;伸人两岸的范围一般至正常蓄水位与天然地下水位相接处。帷幕范围也可根据地质条件及防渗要求,经计算或试验确定.通常帷幕深度多为0.3一。.7倍水头.相对隔水层考虑坝高、坝型、地质条件等因素,以钻孔压水试验透水率q<1~10 Lu(吕荣)为标准。岩溶地区的帷幕深度及伸入两岸的范围,应根据岩溶及渗漏通道的分布情况和防渗要求确定。伸人相对隔水层的帷幕称封闭式帷幕。未伸人相对隔水层的帷幕称悬挂式帷幕. 帷幕灌浆的钻孔方向有垂直的和倾斜的。帷幕钻孔的排数有单排的和多排的.倾斜帷幕在一定地质条件下,能穿过较多的岩体裂膝和层面,有时比垂直帷幕的防渗效果好,但对钻孔施工要求较高。单排孔帷幕适用于岩体完整性良好透水性弱的坝基;当帷幕承受水头较高或裂隙发育、岩体透水性强时,可采用多排孔帷幕。 当水头较高时,为保证帷幕质量和方便施工,两岸帷幕沿坝基按30~50m高差分层布置和施工,上、下层帷幕搭接处采取浅孔灌浆等措施以保证其可靠衔接。
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