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随着人们物质文化水准的不断提高,电风扇.电冰箱、洗衣机、电视机、收录机、电吹风、换气扇等家用电器进入了平常百姓家。尽管它们给人们的生活带来了方便和乐趣,但也在不同程度上造成了对人们居室的污染。噪声污染我们平时使用的家用电器的声级都比较高,比如电冰箱为30～40分贝;电风扇为40～50分贝;电视机为50～70分贝;洗衣机为42～82分贝;收录机为80分贝;电吹风、换气扇为80～90分贝。一般人适应的噪声强度为15～35分贝.联合国经济合作与发展组织认为,人能忍受噪音的限度平均不得超过65分贝。我国有关部门也规定,噪声的最大
As people’s material and cultural standards continue to improve, electric fans, refrigerators, washing machines, television sets, tape recorders, hair dryers, ventilation fans and other household appliances into the ordinary people’s homes. Although they bring convenience and fun to people’s lives, they also cause pollution to people’s living room to varying degrees. Noise pollution We usually use the sound level of household appliances are relatively high, such as refrigerators for 30 to 40 dB; fan 40 to 50 dB; TV 50 to 70 dB; washing machine 42 to 82 dB; tape recorders 80 Decibel; hair dryer, ventilation fan for 80 ~ 90 dB. Most people adapt to the noise intensity of 15 to 35 decibels.October Organization of Economic Co-operation and Development that people can endure the noise limit of not more than 65 dB on average. Relevant departments of our country also stipulate that the noise is the largest