摘要
声强测量技术是近年来发展起来的先进技术．本文研究了声强传感器及其方向特性、声强测量系统和测量步骤、测量频率范围和间距件的选择等．说明了在机械工程中应用声强测量技术的意义．
The sound intensity survey technology is an advanced technology growing in recent years. In this paper,the sound intensity sensor and its direction characteristic,sound intensity survey system and survey steps,survey frequency range and the choice of inteval piece are studied,And the significance of its application in mechanical engineering is showed.
出处
《河北工业大学学报》
CAS
1997年第3期61-66,共6页
Journal of Hebei University of Technology
关键词
声强测量
机械工程
应用
故障诊断
Sound intensity survey,Double microphone, Direction characteristic, Sound intensity map, interval piece
