盛夏之夜,酷热难耐,加上室内家电的“嗡嗡”作响,更让人辗转难眠。洗衣机、空调、电冰箱等家用电器是家庭噪声的主要来源,这些噪声影响人体健康,让人变得烦躁,家庭矛盾增多。联合国经济合作与发展组织对噪声污染的研究后得出结论:人能忍受噪声的限度平均不得超过65分贝。为此, Summer night, extremely hot, coupled with the indoor appliances “buzzing” sound more let people sleepless nights. Household appliances such as washing machines, air conditioners and refrigerators are the main sources of home noise, which affects human health, makes people feel irritable and has increased family conflicts. A study by the Organization for Economic Co-operation and Development on noise pollution concluded that the average person’s tolerance of noise should not exceed 65 dB on average. to this end,