two-layer soil 双层土壤
two-layer soil model 两层土壤模型
two layer soil model 双层土壤模型
two layer soil structure 双层土壤结构
two-layer soil structure 分层土壤结构
Graphical method has been used to determine two layer soil parameters, but it is more difficult and the results obtamed are less accurate when the actual soil construct is complex.
长期以来人们一直采用绘图法确定双层土壤参数，然而这种方法对复杂的土壤结构误差较大，且较难实施。
The random permeation model and the numerical answer of soft soil two-layer are established.
提出了软土二元结构随机渗流模型及其数值解法。
A new analytic method for grounding resistance of compound grounding grids in two-layer soil is deduced in this paper.
提出计算双层土壤复合接地网接地电阻的新解析方法。
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