噪声是一种人们所不希望要的声音。它经常影响着人们的情绪和健康,干扰人们的工作、学习和正常生活。职业噪声危害长期工作在高噪声环境下而又没有采取任何有效的防护措施,必将导致永久性的无可挽回的听力损失,甚至导致严重的职业性耳聋。国内外现都已把职业性耳聋列为重要的职业病之一。强噪声除了可导致耳聋外,还会 Noise is a kind of noise that people do not want. It often affects people’s emotions and health, interfere with people’s work, study and normal life. Occupational noise hazards Long-term work in high-noise environments without taking any effective protective measures will result in permanent irreversible hearing loss, and even lead to serious occupational deafness. Occupational deafness has now been listed as one of the important occupational diseases at home and abroad. In addition to strong noise can lead to deafness, but also