“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	internet of things on farming Internet of things services internet-of-things technology for engineering internet of things，IoT internet of vehicles internet of water internet phone internet plus forestry Internet plus policing internet plus waterborne transportation internet policing strategy internet porn internet pornography internet protocol internet protocol address internet protocol, IP Internet Protocol protocol internet protocol security internet protocol security, IPsec internet protocol television internet protocol television, IPTV internet protocol version 4 internet protocol version 4, IPv4 internet protocol version 6 internet protocol version 6, IPv6

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