“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	He Qun Hequ Xian Her Hera Heraclides Heraclitus Heraclitus crater HeracliusⅠ Heraeus Holding GmbH Herakles Heraklion Heraklion Archaeological Museum heralded photon herba aconiti navicularis et tangutici herbaceous catalpa herbaceous energy crops herbaceous ornamental plants herbaceous peony herbaceous perennials herbaceous plant herbaceous plant disease herbaceous plant loss assessment herbaceous plants introduction Herbage and Forage Crop breeding Herbage and Forage Crop Cultivation

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