目的:了解畸变产物耳声发射( DPOAE)在监测噪声性聋方面的应用价值。
Objective:To understand the value of using distortion product of otoacoustic emissions(DPOAE)in monitoring noise induced hearing loss.
本文介绍了模态声发射检测技术的基本原理、信号特征、噪声剔除和源定位等内容。
This paper introduces modal acoustic emission evaluation technique, including its fundamental principles, signal characteristic, noise rejection and source location etc.
电磁检测方法主要有材料磁性量测、巴克好森噪声和磁声发射。
Magnetism measuring, Barkhausen noise and magnetic acoustic emission were often used for electromagnetic testing.
应用推荐