“track maintenance”的概念、定义、翻译、参考文献-科学参考

单词	track maintenance
释义	track maintenance Encyclopedia 工学土木工程养护技术释 track maintenance轨道养护为保证列车安全、平稳、不间断运行而开展的各项轨道养护作业，包括轨道更新和经常性维修工作。
随便看	Balzers BAM bamacan ba mai ba xue zhi zheng ge ba mai jiao hui ba xue ge Bamako Ba Mausoleum Bamaw Tin Ang Bama xiang pig Bama Yaozu Zizhi Xian Bambara Bambari Bamberg Bamberga Bamberger Symphoniker Bamberg variable Bambi bamboo Bamboo and Branch by Wang Tingyun Bamboo and Crane by Bian Jingzhao Bamboo and Rock bamboo and wooden slips bamboo and wooden slips archives bamboo and wooden slips document Bamboo and Wooden Slips of the Han Dynasty Unearthed from Juyan

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。