摘要
对 SQ6 4 50轻型汽车进行了噪声测试 ,通过对噪声信号的频谱分析和相干分析 ,找出了主噪声源 ,并提出了降噪措施。
In this paper the main noise source of SQ6450 type light car was judged by means of spectrum and correlation analysis of noise signal.The corresponding proposal reducing noise was presented.
出处
《噪声与振动控制》
CSCD
2000年第5期47-48,共2页
Noise and Vibration Control
