Though the investigation and analysis of artery bridges current situation, it is pointed out that quantitative evaluation method of bridge maintenance standardization and system, quantitative management indexes and technology-economy principle of bridge maintenance and reforming.
通过对干线公路桥梁现状的调查分析，提出了“桥梁养护规范化、制度化的量化评定方法、量化管理指标及桥梁养护改造应遵循的技术---经济原则。
参考来源 - 桥梁养护规化管理方法的研究Due to environmental degradation,the number of diseases of concrete rail bridge is growing rapidly,which has become a major challenge for bridge maintenance workers.
由于环境恶化等原因,铁路混凝土桥梁病害的数量急剧增长,已经成为桥梁维护工作者的一大难题。
参考来源 - 青藏铁路32m混凝土后张梁裂缝修补材料的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
How to change bridge abutments needs to be solved during road reconstruction and bridge maintenance.
在公路改建和桥梁养护中，支座的更换改造已成为亟需解决的问题。
Abstract: highway bridge maintenance is indispensable to ensure regular work of vehicle high speed, safety, comfort.
摘要：公路桥梁养护是保证车辆高速、 安全、 舒适行驶的不可缺少的经常性工作。
In order to make the best use of the limited funds for bridge maintenance, an improved model is represented to optimize the maintenance strategy of Bridges.
为了使有限的资金发挥最大的效用，文中提出了一个改进的模型，来对桥梁的维护策略进行优化。
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