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

单词	railway tunnel maintenance
释义	railway tunnel maintenance Encyclopedia 工学﹝铁路工务养护维修﹞释 railway tunnel maintenance铁路隧道养护维修对铁路隧道主要结构和附属设施（拱墙结构、隧底结构、防排水设施、附属洞室、洞室门、洞门结构等）进行的检查、养护、维修和大修。
随便看	Wei Bo weibo abduction weibo fans weibo matrix Weibo of China Police Online Wei Boyang Wei Boyu Wei Bridge Weibull Weibull distribution weibull model Weibull modulus Weibull process Weibull regression model weicang Wei Chang Wei Changhui Weichang Manzu Mengguzu Zizhixian Wei Changsheng Wei Changsheng’s wig chignon for a female role Wei Chengban Wei Chengqing Weicheng Qu Wei Chenzu Wei Chu

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。