“mountain tunnel”的概念、定义、翻译、参考文献-科学参考

单词	mountain tunnel
释义	mountain tunnel Encyclopedia 工学山岭隧道释 mountain tunnel山岭隧道为克服高程和平面障碍，缩短距离和避免大坡道而从山岭或丘陵下穿越修建的用于交通、市政等各种功能的工程建筑物。
随便看	low-income households assistance low-income neighbourhood in urban China low-index material low inertia motor Low Ing Sing Low-Insured low-intensity low intensity reciprocity low intensity reciprocity failure low ion low ionization nuclear emission-line region low-ionization nuclear emission-line region，LINER low-K dielectric Low key lowland low latency trading low latitude forcing low level low-level equilibrium trap low level formatting low-level jet low level language low-level language low level laser therapy low-level laser therapy

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