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随着人民生活水平的提高,家用电器走进了千家万户。据测定,由电视机、收录机所产生的噪音可达60至80分贝,洗衣机为42至70分贝,电冰箱为34至50分贝。而国家有关标准规定,住宅区的噪音,白天不能超过50分贝,夜间应低于45分贝,若超过这个规定,便会对人体产生危害。一、家电噪音对人体健康的危害有多大?(1)家电噪声能损害听力。医学专家研究认为,家庭噪音是造成儿童聋哑的病因之一。据统计,若在80分贝以上噪音中生
With the improvement of people’s living standards, household appliances into the tens of thousands of households. It has been determined that the noise generated by television sets and tape recorders can reach 60 to 80 dB, the washing machines 42 to 70 dB and the refrigerators 34 to 50 dB. The relevant national standards, residential noise, daytime can not exceed 50 decibels, the night should be less than 45 decibels, if more than this provision, it will be harmful to the human body. First, the noise of home appliances on the harm to human health how much? (1) appliances can damage the hearing noise. Medical experts believe that family noise is one of the causes of deafness in children. According to statistics, if more than 80 dB noise in Health