However, the technologies of geological investigating and monitoring for development of underground space, especially of great depth, have not been fully established.
可是为了地下空间开发所使用的地质调查和监测的技术，特别是适用于超深度地下空间的，还没有全面确立。
The approaching construction for two neighboring parallel tunnels in the numerous underground projects is the most normal and basic type in the development of underground space in city.
在众多地下工程的近接施工中，相邻两孔平行隧道的近接施工是城市地下空间开发中最常见和最基本的近接类型。
As the development of underground space, it is necessary to manage the data using 3d cadastre.
摘要随着地下空间的开发，迫切需要利用三维地籍对地下空间进行数据管理和空间确权。
应用推荐