二滩水电站目前的运行实践表明，地下厂房防渗排水系统设计完全能满足渗流控制要求，是安全、合理的。
Therefore, it is essential to take seepage control measures for cavern rock stability and safe operation of the power station.
对于沙漠工程，提高沙漠砂的干密度，做好构筑物的防渗排水，避免地基含水量增高，是保证工程设施安全、正常运行的关键。
For engineering in desert, the key measures for ensuring the safety and operation of engineering facilities are to increase dry density and enhance seepage so as to avoid the high moisture content.
防渗土还可以防止排水，导致根损害。
Impermeable soil can also prevent drainage, leading to root damage.
其次拟定坝的基本尺寸，包括坝坡、坝顶高程、坝顶宽度以及防渗体及排水设备、护坡等的尺寸，使之满足土石坝的工作要求。
Then, you can decide the basic sizes, including those of slope, crest el, crest width, anti-seepage, drainage, protecting slope, and etc.
文章认为，设置排水设施和地层防渗加固是减小衬砌外水压力及维持地下水系平衡的有效措施。
The paper considers that the drainage works and the impervious element are the effective measures for reducing external water pressure on the lining and maintaining groundwater balance.
工程实践表明，为防止或延缓混凝土坝的老化，在外包混凝土的同时必须采取防渗和排水措施。
The practice has shown that the dam body should be covered by concrete outside followed by the steps of anti-seepage and drainage in order to prevent and prolong concrete dam aging.
等压雨幕墙在雨水防渗方面的表现相比单层墙、排水夹空墙或简单雨幕墙更为可靠。
The per walls' water-tightness performance is more reliable, compared to the single-line barrier walls, the drained cavity walls, and the simple rain-screen walls.
分析成果表明，部分坝块坝基帷幕防渗效果不够理想，坝基排水不够通畅。
The results show that the seepage prevention effect of some foundation curtains is not so good, and the foundation drain is not so effective.
分析成果表明，部分坝块坝基帷幕防渗效果不够理想，坝基排水不够通畅。
The results show that the seepage prevention effect of some foundation curtains is not so good, and the foundation drain is not so effective.
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