二、发展历程日本从20世纪30年代开始进行地下街的开发;50年代地铁的大发展推动地下街迅速成长;自60年代开始,城市地铁、地下街、共同沟以及90年代掀起的大深度地下空间开发利用等形成了特色鲜明的日本模式:21世纪初开始对大深度地下开发进行研究,至今已逐步实现地下空间的系统化、网络化和规模化(表1)。 Second, the development process Japan from the 1930s on the development of underground shopping centers; 50 years of rapid development of the subway to promote the rapid growth of underground street; since the 60’s, the city subway, underground street, common ditch and the deep underground development of the 90’s exploited Has formed a distinctive Japanese model: From the beginning of the 21st century, great depth underground development has been studied. Systematic, networked and scale-up of underground space has been gradually realized so far (Table 1).