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vertical saturation gradient 垂向饱和度梯度
·2,447,543篇论文数据，部分数据来源于NoteExpress
The method can be used for measuring the vertical saturation permeability coefficient of the soil outdoors quickly and accurately.
该方法可用于野外迅速准确的测定土壤垂向饱和渗透系数。
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