“管式隧道”的概念、定义、翻译、参考文献-科学参考

单词	管式隧道
释义	管式隧道 pipe tunnel
随便看	timing circuit timing clock timing clutch timing condenser timing contactor timing control timing controller timing control reference timing counter timing current switch timing curve timing cycle timing device timing diagram timing disc timing disk timing display timing drum timing-drum button setting timing electronics timing element timing error timing float timing ga(u)ge timing gear

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