中国工程院院士周干峙、钱七虎、杨秀敏等工程技术专家2月8日在北京说,开发利用城市地下空间可以一举四得,即解决城市用地紧张、交通拥挤,改善环境,兼顾战备、在当前我国的城市化高潮中,不失时机地制定21世纪中国城市地下空间开发利用战略及对策非常必要。自1997年初钱七虎院士提出开发利用 Academicians of the Chinese Academy of Engineering, such as Zhou Ganyi, Qian Qihu, Yang Xiumin and other engineering experts, said in Beijing on February 8th that the development and use of urban underground space can serve four purposes, namely solving urban land shortages, traffic congestion, improving the environment, taking into account combat readiness, and In the upsurge of urbanization in China, it is imperative to formulate strategies and countermeasures for the development and utilization of urban underground space in the 21st century. Since the beginning of 1997, Academician Qian Qihu proposed development and utilization.