我国地域辽阔,分布着多种多样的地基土,其中不少为区域性土(如软土、冲填土、湿陷性黄土、膨胀土、红粘土、泥炭土、冻土、岩溶、黄泛区粉土、风化壳等)。随着我国经济建设的飞迅发展,新建工程越来越多地遇到区域性土。因此,区 China has a vast territory with a variety of ground soils, many of which are regional soils (such as soft soils, backfills, collapsible loess, expansive soils, red clays, peat soils, frozen soils, karsts, and yellow pans). Area silt, weathering shell, etc.). With the rapid development of China’s economic construction, new construction projects are increasingly encountering regional soils. Therefore, the district