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

单词	tunnel maintenance
释义	tunnel maintenance Encyclopedia 工学土木工程养护技术释 tunnel maintenance隧道养护为保持隧道土建结构正常使用而进行的清洁、保养等技术性维护工作。
随便看	Ladies' magazine Ladies Playing Stringed Instruments and Drinking Tea Ladies with Fans by Zhou Fang ladies’ classic of filial piety scroll La Dige Island Ladinian Stage Ladislav Mňačko Ladislav Novomeský Ladislav Zgusta ladle ladle blasting ladle explosion ladle furnace proces ladle furnace refining ladle preheating ladle schedule of circulation ladle supporting equipment La Dolce Vita Ladozhskoye Lake Lady Augusta Gregory ladybell ladyboy Lady Chatterley’s Lover Lady Cheng Lady Chun'a

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