Changes of shallow layer ground temperature can indicate the changes in active layer thickness.
浅层土壤温度的变化可以指示活动层厚度变化。
Shallow layer soft ground of road is common problems in construction and earth replacing method is the widely used method to solve it.
道路浅层软土地基是施工中常见的问题，而换填法是浅层软基多用的方法。
Study of regularity of variation of water content in shallow layer of soil road cutting slopes in seasonally frozen-ground region;
冻胀形成的纵向裂缝和道路翻浆导致的沉陷鼓包及车辙变形是季节冻土区高速公路路基冻害的主要形式。
Study of regularity of variation of water content in shallow layer of soil road cutting slopes in seasonally frozen-ground region;
冻胀形成的纵向裂缝和道路翻浆导致的沉陷鼓包及车辙变形是季节冻土区高速公路路基冻害的主要形式。
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