地下交通空间的综合开发

The Development of the Underground Traffic Space of Beijing

结合国外地下交通空间综合开发的实例分析，着重阐述北京地下交通空间综合开发的必要性和可行性及广阔的开发前景。并指出了目前在北京地下交通空间开发中，认识上的不足和存在的问题。

In this paper,the project of developing the underground traffic space of Beijing is discussed by comparing with the similar project of U.S.A. and Canada respectively. The author also points out the problems existed and the bright future of the development of the underground traffic space of Beijing.