The V shaped deepening of audiogram in pilots and ground crew was at 6000 Hz.

  • 飞行员和地勤人员高频听力损失的V型凹陷在6000Hz。

  • 互联网摘选 2026-07-13 14:15:27

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