^pof;
Geographical;
Sciences;
and;
Natural;
Resources;
Research,;
Chinese;
Academy;
of;
Sciences,;
Beijing;
100101,;
China;
^pSchool,;
Chinese;
Academy;
of;
Sciences,;
Beijing;
100039,;
China;
经济发展水平; 景观格局; 北京; 城市周边地区; 近郊区; 社会经济结构; 社会经济发展; 生态环境;