The significance of dealing coal mine collapse pit and reclamationofland are introduced.
介绍了煤矿塌陷坑的治理途径和复垦的意义。
2
The reclamationofland from the sea or other projects to enclose sea areas and the excavation of sand and gravel shall be strictly controlled.
对围海造地或其他围海工程，以及采挖砂石，应当严格控制。
3
Landreclamation continued, and between 1590 and 1665, almost 100,000 hectares were reclaimed from the wetland areas of Holland, Zeeland, and Friesland.