The theories and methods of urban ecological function zoning are proposed and a case of Changchun is researched in the paper. 城市生态功能区划是建设生态城市的基础和科学依据。
The water environmental protection zones were partitioned according to the functions assigned to the sections of the main stream of Sanggan River in Shanxi Province. 摘要依据水环境功能区划分原则及技术方法对山西桑干河干流地面水域的功能区进行了划分。
