1) running noise ofa single vehicle
整车行驶噪声
3) noise emitted by accelerating motor vehicles
加速行驶车外噪声
5) Interior noise in uniform velocity
匀速行驶车内噪声
6) Acceleration running noise
加速行驶噪声
1.
Spectrum analysis is carried out when Sound Pressure Level of motorcycle acceleration running noise achieves its maximum,then the noise characteristic is studied on,and the working condition of Sound intensity measurement is determined.
对摩托车加速行驶噪声声压级达到最大时的噪声进行频谱分析,研究其噪声特性,并确定了声强实验的工况。
补充资料：汽车整车货物运输
见汽车货物运输。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条