• 隧道出口处,产生一种叫做微气压的压力脉冲,造成环境问题。

    The micro-pressure wave is similar to the aeronautical sonic boom and caused serious environmental damages.

    youdao

  • 基于减小列车高速运行产生的气压,介绍了日本开发几种车头形状

    Several train nose shapes lately developed in Japan to reduce micro-pressure waves during high speed running are described.

    youdao

  • 利用地面车载测试系统列车车体表面、车厢内部、隧道壁面变化、隧道内列车、隧道口微气压和隧道壁面振动加速度参数进行测试

    Using the ground and vehicular test systems, many parameters such as pressure change, wind caused by train, micro-pressure wave and vibration acceleration of the wall of tunnel were tested.

    youdao

  • 利用地面车载测试系统列车车体表面、车厢内部、隧道壁面变化、隧道内列车、隧道口微气压和隧道壁面振动加速度参数进行测试

    Using the ground and vehicular test systems, many parameters such as pressure change, wind caused by train, micro-pressure wave and vibration acceleration of the wall of tunnel were tested.

    youdao

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