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1.For construction of Xijiao reservoir for the Jinghui Canal, the strata in both sides of the right and left abutments at el. 393.50~399.50 m, mainly composed of light, middle, heavy silt loam and light silt sandy loam, with a permeability coefficient k=(2.61~6.24)×10~(-4) cm/s, belong to moderate pervious strata.
泾惠渠西郊水库工程建设中发现左右坝肩两侧393.50～399.50m高程范围内地层主要为含砂轻、中、重粉质壤土及轻粉质砂壤土,渗透系数k=(2.61～6.24)×10-4cm/s,属中等透水地层。收藏指正
2.For hydraulic fill dams with high content of clay particles and low permeability, such as heavy silt loam, if the drainage measures are properly applied, the recommended fill speed could be 0.5m/d as the mean 10-day fill speed and the maximum rising height could be 1.0m in two days.
建议对以重粉质壤土等黏粒含量较高、渗透性较小的土料冲填的水坠坝,在设置了适当的排水设施的情况下,冲填速度可按旬平均冲填速度0 5m d、两日最大升高1 0m控制。收藏指正
3.For example, the strength of the cement soils from loam and silt are 1.45～4.5 times as large as the soil from clay.
亚粘土和粉土的水泥土强度分别为粘土水泥土的1.45～4.50倍;收藏指正
4.The result showed that the albic soils in this region are silty loam or silty clay loam with a silt percentage of 45%～76%. Having inherited the characteristi cs of the loess, the main constituent of the clay is Hydromica, accounting 60%～ 80%.
结果表明 :该区域白浆化土壤的质地为粉砂质壤土及粘壤土 ,粉粒含量为45 %～ 76% ,粘粒矿物以水云母为主 ,含量为 60 %～ 80 % ,继承了黄土母质的特性。收藏指正
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