城市公园的信息服务公共平台---以北京为例

秦良娟, 刘金

Public information service platform for the city parks——Taking Beijing as the example

QIN Liang-juan, LIU Jin

系统工程理论与实践 . 2011, (增刊2): 105 -109 . DOI: 10.12011/1000-6788(2011)增-105