Water plays an important role in expansive rock and soil mass, and its distribution varies with space time.

水在膨胀性岩土中发挥着至关重要的作用，而膨胀岩土体中的水分分布随空间和时间而改变。

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Result of the test indicate, shear strength of rock and soil mass improved with the increase of root content.

试验结果表明，岩土体的抗剪强度是随含根量的增加而提高。

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For the two types of measured continuous and non-continuous subsidence sections, the paper introduces the analysis of viscoelastic model of rock and soil mass.

针对连续与非连续两种地面沉降剖面类型，引入了岩土体的粘弹性模型分析法。

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