“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	Gao Zhilan Gao Zhongshi Gaozhou Reservoir Gao Zhu Gao Zhuang Gaozhuang Gaozhuangian Stage Gao Zicheng Gao Zi's Suicide Note Gao Zuhe Gao Zunao Gao’an Tea-picking opera GAP GaP gap gap acceptance GAP Analysis GAP analysis gap and non–gap gap anisotropy gap arrester Gap between Love and Death gap center gap character gap-chord ratio

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