切向噪声测量法 tangential noise measurement
噪声测量方法 displacement vacuum pumps ; Noise measurement code ; Test method of noise
环境噪声测量方法 Measurement method of environmental noise
城市环境噪声测量方法 Measurement method of community noise
路面噪声近场测量方法 CPX ; close-proximity method
本文通过球面传声器阵列测量法，研究了用于评估通信设备(例如移动电话)的背景噪声重放问题。
Background noise reproduction for the evaluation of telecommunication devices, such as a mobile phone, was investigated using the measurement of spherical microphone arrays.
采用声压测量法对柴油机进行了整机噪声的测量，通过试验研究成功分离了发动机的燃烧噪声、机械噪声及进气噪声。
The diesel engine's noise is measured by using the acoustic pressure method. It separates successfully the engine's combustion noise, mechanical noise and inlet noise in test.
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