How to determine reasonable subsea tunnel rock cover thickness is still an intractable research subject.

  • 合理确定隧道顶板厚度是一项重要的研究课题.

  • 互联网摘选 2025-01-19 10:15:06

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句