上软下硬复合地层盾构隧道设计施工难点及对策研究 / Difficulties and Countermeasures in Design and Construction of Shield Tunnels in Upper-soft and Lower-hard Stratum
- Resource Type
- Academic Journal
- Source
- 隧道建设(中英文) / Tunnel Construction. 39(4):669-676
- Subject
上软下硬地层 盾构工法 隧道 设计 施工 - Language
- Chinese
- ISSN
- 1672-741X