网络释义
1)Bridges,High-Rise Buildings,Underground Structures,Tunnels,Retaining Structures for Deep Excavations,桥梁、高层建筑、地下结构物、隧道、深开挖挡土结构2)deep structure of architecture,建筑深层结构3)excavating of subterranean structure,地下结构开挖4)Tunnels and underground structures,隧道及地下结构5)underground tunnel structure,地下隧道结构6)substructure,底层结构;下层结构;地下建筑