... impervious element 防渗设施 impervious soil 不透性土,不渗透性土... impervious break 不渗透夹层,不透水夹...
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hardened and impervious soil 板结的土壤
reinforced impervious soil-nailing wall 止水
impervious s soil 不透水性土壤
cement soil impervious wall 水泥土防渗墙
It can also divided into the wall of concrete, the wall of cement soil mixing pile, impervious membrane and anti-seepage curtain, est.
从形成防渗体的形体可分为砼防渗墙、水泥土防渗墙、防渗膜、防渗帷幕等。
We used statistical methods to quantify the effects of land use types, impervious surface, and soil physical properties on 17 flow metrics in three aspects.
在此基础上运用统计学方法从三个方面研究土地利用、不透水层、土壤物理特性等流域特性对这17个流量指数的影响。
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