• 在需要测量具有高隔声量的小试件时,这个方法更加有用。

    The method does provide a useful alternative where the measurements for the samples of small dimensions with high transmission loss are required.

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  • 并根据实验探讨了吸声末端的吸声性能对隔声量测试的影响。

    The influence of the properties of the absorbent ending on the test results were discussed.

    youdao

  • 给出了机身侧壁壁板试件经过蜂窝刚度处理前后的隔声量试验结果。

    Then, experimental data of noise transmission loss for both acoustics treated and untreated aircraft sidewall panels are given.

    youdao

  • 纤维细度变细,可在一定程度上提高材料吸声效果,但对材料的隔声量影响不明显。

    To a certain extent, the finer fiber fineness, the better sound absorption, and doesn't effect obviously on the sound insulation.

    youdao

  • 文章建立了飞机壁板隔声的统计能量分析模型,研究了外部声场激励和振动激励通过飞机壁板的隔声量,预测了飞机舱室内的声场分布。

    In this paper, a model of statistical energy analysis is used to study sound transmission loss of the aircraft cabin, and predict the sound field in the cabin.

    youdao

  • 文章建立了飞机壁板隔声的统计能量分析模型,研究了外部声场激励和振动激励通过飞机壁板的隔声量,预测了飞机舱室内的声场分布。

    In this paper, a model of statistical energy analysis is used to study sound transmission loss of the aircraft cabin, and predict the sound field in the cabin.

    youdao

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