bridge maintenance
短语词组
- bridge reinforcement maintenance 桥梁加固维修
- thin layer bridge deck maintenance 薄层桥面维修
- Bridge maintenance workers 桥梁养护工
- Ubiquitous Bridge Maintenance System 桥梁安全管理系统
- bridge maintenance management 桥梁养护管理
- bridge maintenance detail 桥梁养护
- bridge maintenance and strengthening 旧桥维修加固
- highway bridge maintenance 公路桥梁养护 返回 bridge maintenance