To the constructing of cities, courtyard greening has great effects on environment, society, economy and civilization.
2
在我国快速城市化进程中，城市建设用地盲目扩张，不仅造成土地资源的浪费，而且造成城市生态环境的破坏。
In the rapid urbanization process of our country, the blind expansions of urban construction land use not only waste the land resources, but also damage the ecological environment of cities.
3
叙述塌陷灾害给城市建设、工程建筑，生态平衡及社会环境等方面造成的严重后果。
The serious consequences that inducing by subsidence disaster in engineering, ecological equilibrium, human society and other respects are described.
点击反馈