“urban rail transit operation and maintenance”的概念、定义、翻译、参考文献-科学参考

单词	urban rail transit operation and maintenance
释义	urban rail transit operation and maintenance Encyclopedia 工学城市轨道交通运营维护保养释 urban rail transit operation and maintenance城市轨道交通运营维护保养在城市轨道交通开通运营后，为保障安全、可靠、经济运营，针对轨道交通设施设备的维护保养。
随便看	Niue weaving Niuge(Bull's Song) Opera Niu Guiying Niu Han niuhuang dida wan niuhuang qingxin pill niuhuang shangqing pill Niujiaozhai grotto Niujie Jie Niujie Mosque Niujie Street Mosque Niu Jingyi Niulakita Niulang Hu Niulan Jiang Niululing Shuiku Niumulin Scenic Spot Niuniang opera Niupodong Niu Qiao Niu Quande and Radish Niu Sengru Niushan Hu Niushecao Niu Shihui

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