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sound power

英 [saʊnd ˈpaʊə(r)]

美 [saʊnd ˈpaʊər]

网络  声功率; 聲功率; 声功率级; 声力; 音功率

电力

双语例句

  • Statistical sound power absorption coefficient
    统计声功率吸收系数
  • Measurement and calculation of sound pressure level and sound power level.
    声压级及声功率级的测量和计算。
  • The creeping sound power spectrum characteristic is presented.
    研究了爬行声信号的功率谱特征。
  • Limits of sound power level for noise emitted by air compressors ( for power source use) and diaphragm compressors
    GB7786-1987动力用空气压缩机和隔膜压缩机噪声声功率级限值
  • The figures can be used to easily calculate the sound power level of the sound source inside the duct through measuring the SPL at a single point outside of the duct.
    利用这些图和简单公式,通过测量管外一点的声压级就可确定管内声源声功率。
  • In the measurement of sound absorption coefficient in random incidence and determination of sound power levels of noise sources, the reverberation room is used very extensively.
    混响室是声学专业的实验室用房,它在测量声波无规入射时材料的吸声系数和测量噪声源的声功率级中得到了广泛应用。
  • The investment highlights the need to secure cost-effective and environmentally sound power resources in today's competitive metals markets.
    在当今竞争激烈的五金市场,投资强调要确保划算,环境方面健全的动力资源的需求。
  • The acoustic radiation resistance matrix is combined with the velocity vector on a vibration surface to predict the total sound power radiated from the structure.
    利用声辐射阻力矩阵和振动面上的速度矢量预报了结构声辐射的总功率。
  • The formulas for sound power of exhaust noise in frequency domains are given.
    在频域上给出了排气噪声声功率的公式。
  • Acoustics Determination of sound power levels of noise sources using sound pressure Survey method using an enveloping measurement surface over a reflecting plane
    GB/T3768-1996声学声压法测定噪声源声功率级反射面上方采用包络测量表面的简易法