“underground pipeline”的概念、定义、翻译、参考文献-科学参考

单词	underground pipeline
释义	underground pipeline Encyclopedia 工学管道结构释 underground pipeline地下管道敷设在天然或人工回填地面以下或周围覆盖有一定厚度土体的管道。
随便看	vertex of perspectivity vertex of surface vertex operator vertex operator algebra vertex order vertex path problem vertex renormalization constant vertex scheme vertex separation theorem vertex set vertex shader vertex subgraph vertex symmetry vertex transitive graph vertex-transitive graph vertex triangle vertex vowel vertex weighted graph vertex-weighted graph vertical vertical acceleration vertical acceleration correction vertical accretion vertical administration vertical aerial photograph

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