哪里有力、压力或速度的变化,哪里就会产生噪声,在噪声环境中的作业人员佩戴耳塞,是有效的个人防护措施,对保护工人身体健康仍具有重要意义。耳塞对听力的保护作用,可取决于耳塞的隔声和防止听力疲劳的能力,而隔声能力是耳塞的近期听力保护作用的一项指标,从远期效果看能否防止听觉疲劳,曾有人作了戴与未戴耳塞、接触噪声作业的工人,工作八小时前后情况,作了测试,结果 Where there is force, pressure or speed changes, where there will be noise, the operator in the noise environment to wear earplugs, is an effective personal protective measures, to protect the health of workers is still of great significance. The protective effect of the earplugs on the hearing can depend on the sound insulation of the earplugs and the ability to prevent hearing fatigue, while the sound insulating ability is an indicator of the recent hearing protection effect of the earplugs. Whether the hearing can be prevented from long-term effects, Made wearing and not wearing earplugs, contact with noise workers, working eight hours before and after the test, the results