“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	pointing mirror pointing technique pointintercept method point interval point-in-time consistency point-in-time copy point involution [point] lattice point lattice pointless topology point light source point-like point -like particle point-like particle point[-like] particle point like pinning point-like pinning point-line configuration point-line distance point load point load experiment of rock point manipulation point mapping point mass point mass, particle

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