The soil-water characteristic curve was reckoned by using MK model based on the basic soil parameters of unsaturated expansive soil.
根据非饱和膨胀土基本土性参数，应用MK模型推算非饱和土土-水特征曲线。
Should be in advance to understand the basic foundation of soil and ground endurance.
应事先了解基础地基的土质和地耐力情况。
The basic theory of soil and water loss research has been provided by combining the several physical laws of energy with rain and runoff on slope.
把能量中的几个物理定律同降雨、坡面径流联系起来，为进一步研究水上流失提供了理论基础。
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