隧道养护 meaning in Chinese

tunnel maintenance

Technical specification of maintenance for highway tunnel
公路隧道养护技术规范
The maintenance and management work is abundant and meticulous . it is very important to study the maintenance and management of the tunnel to maintain management system and perfect the administrative skill of tunnel and guarantee the railway unblockedly
其维修养护管理工作是庞大的、也是细致的，因此，研究其维修养护管理问题，以完善秦岭隧道养护维修管理体制和隧道管理技术，保证线路畅通是非常重要的。
3 . this thesis put forward the reasonablel suggestion on maintenance mode and how to put spare time synthesize scheme to rational use , operation and maintain , management organization , etc . especially to the establishments of qinling mountains tunnel maintain center and the specialities " join scheme in the same spare time and two hours spare time
对秦岭隧道维修养护作业模式及合理利用开天窗综合作业方案、运营维护组织、管理机构等问题提出了合理意见，特别对“秦岭隧道养护中心的设置及在同一天窗内各专业施工作业相互衔接方案”及“两小时天窗作业时间”提出了可行方案和依据。