在矩形小房间内，低音扬声器和传声器的位置互换后，测量得到的低音扬声器的频响曲线与互换前是一致的。
When positions of a microphone and a woofer are exchanged in a small rectangular room, a similar frequency response curve can be obtained.
传声器的指向性对声场方向性分布的测量有很大影响。
The directional characteristic of microphone is an important factor in the measurement of directional distribution of sound field.
所以在应用双传声器声强测量法测量声功率时将受到有旋性的影响。
The measurement of sound power by use o the two-microphone technique will be affected by the rotation of the active intensity.
对现场测量管道声衬声阻抗的双传声器法进行了研究。
The two-microphone method is investigated for the objective of in situ measuring the impedance of an acoustic liner in a duct.
运用声强测试技术的双传声器法原理，对一台车用汽油发动机在半消声室内进行了声强测量。
Based on "two-microphone" method, a sound intensity measurement was carried out towards a vehicle four-stroke gasoline engine in a semi-anechoic room.
第二章介绍波动方程、声能、声能流密度、声强及度量方法、双传声器互谱声强测量原理。
In chapter two, wave motion equation, sound energy, sound energy flux density, sound intensity and its scaling method and the theorem of two-microphone sound intensity have been introduced.
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.
实验结果表明，风机管道中空气流动对传声器测量信号的影响很大。
The experimental result shows that the measurements with microphone are highly sensitive to airflow in the fan duct.
实验结果表明，风机管道中空气流动对传声器测量信号的影响很大。
The experimental result shows that the measurements with microphone are highly sensitive to airflow in the fan duct.
应用推荐