The method of treatment in situ of shallow karst road foundation with a soilcovering and its good technical and economic benefits were introduced through a practical project example.
通过工程实例，详细介绍了有上覆土层的浅层岩溶路基就地整治办法，及其良好的技术经济效益。
2
The central Kunming Lake covering 2.2 square kilometers was entirely man made and the excavated soil was used to build Longevity Hill.
昆明湖占地220公顷，多为人工湖，其挖掘出的土壤用于建造万寿山。
3
Other controls include turning over the soil, pulling the weeds or covering them with mulch made of wood, garden waste or other material.