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
双语例句
- Determination of sound power level for noise emitted by woodworking machinery
GB/T3770-1983木工机床噪声声功率级的测定 - Determination of sound power levels of noise emitted by household electrical appliances
GB/T4214-1984家用电器噪声声功率级的测定 - There are specific Powered Mechanical Equipment ( PME) with sound power lower than those specified in Technical Memorandum on Noise from Construction other than Percussive Piling ( TM1).
特定的机动设备，其声功率较《管制建筑工程噪音（撞击式打桩除外）技术备忘录》指明的其他设备为低。 - 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 - Sound Power Level Measurement of Ruan, a Chinese Traditional Plucked Stringed Instrument;
阮是一种具有两千多年历史的中国弹拨类乐器，起源于秦汉。 - Statistical sound power absorption coefficient
统计声功率吸收系数 - Considering the attenuation of ultrasound, the actual sound power of several different frequencies and different power ultrasonic in the liquid was determined by using the calorimetric method.
考虑超声波的衰减，用量热法测定了几种不同频率和不同功率的超声波在液体的实际声功率。 - 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。 - Analysis of Sound Power Sensitivity of Viscoelastic Damping Plates Based on Acoustic Radiation Modes
基于声辐射模态分析粘弹性阻尼板的声功率灵敏度 - Digital Acoustic Intensity and Sound Power Measuring system
数字化声学测量技术Ⅱ.数字式声强及声功率测量系统 - 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。 - Radiated Sound Power Sensitivity Analysis Based on Statistical Energy Analysis Model
基于统计能量模型的辐射声功率灵敏度分析 - Velocity sensor number requirements on using mode decomposition methods for structure borne sound power prediction
两种模态展开法预测结构辐射声功率时振动传感器数目的要求研究 - Sound Power Level Measurement for Pipa-One of Chinese Traditional Instruments
中国传统民族乐器琵琶的声功率测试 - Acoustics Determination of sound power radiated into a duct by fans In-duct method
GB/T17697-1999声学风机辐射入管道的声功率测定管道法 - 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 optimal allocation of resources throughout the Grid will be realized step by step, and a sound power market system is being constructed.
华东电力市场建设基于华东网情，积极稳妥地推进，逐步实现全网资源优化配置，构建健康发展的华东电力市场体系。 - 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。 - "Determination of sound power levels for noise emitted by heating, ventilating and air conditioning equipments& Engineering method"
GB/T9068-1988采暖通风与空气调节设备噪声声功率级的测定工程法 - 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。 - The creeping sound power spectrum characteristic is presented.
研究了爬行声信号的功率谱特征。 - The noise level of a diesel engine is determined through the measurement of its sound power.
对某柴油机进行了声功率的测量，确定了其噪声的声功率噪声水平。 - 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。 - The sound power and efficiencies of these different aerodynamic sound have been compared with each other.
对不同的空气动声的声功率和效率作了相互比较。 - 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。