According to the complex geological phenomena in rock and soil medium and the features of strata, a three dimensional strata model is established.
根据岩土介质中复杂的地质现象及其地层的层状展铺特性，建立了三维地层模型。
Concrete cutoff wall presents a bigger safety and reliability in aspects of the reinforcement of reservoirs' loss, and foundations' cutoff in large-medium hydropower stations' deep overlying strata.
混凝土防渗墙在水库出险加固、大中型水电站深厚覆盖层基础防渗等方面较其他处理方法有更大的安全性和可靠性。
Among all sequence strata of exploration target, it mainly developed medium-coarse clastic arkose in high water system, which overlies and underlies the primary sequence interface as well.
在各勘探目的层层序地层内，主要发育于高水位体系域中中粗粒岩屑长石砂岩发育带，同时也主要位于主要层序界面上下。
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