噪音是使人听起来不和谐、不舒服和刺耳的声音。任何超过80分贝的声音,就会对人的生理产生影响。如果人长时间在100分贝以上的环境里,就会造成永久性听力损伤。凿岩机凿岩时产生的噪音一般为110～120分贝,因此,必须对作业点的所有人员采取听力保护措施,如配戴耳塞、耳罩等护耳器。目前国内一些有噪音危害的现场,还没有普遍使用护耳器。这一方面是对噪音的危害及防护的宣传工作做得不够,没有引起 Noise is a dissonant, uncomfortable and jarring sound. Any sound over 80 decibels will have an impact on the human physiology. If a person for more than 100 decibels in the environment for a long time, it will cause permanent hearing damage. Drilling rock drilling noise is generally generated 110 to 120 decibels, therefore, must be on the site of all personnel to take hearing protection measures, such as wearing earplugs, earmuffs and other ear protection. At present, some domestic sites with noise hazards, there is no universal use of ear protection. On the one hand, it did not cause enough damage to the noise and propaganda work on prevention