长期生活在噪声超标的环境中,会给人的身心健康带来危害,出现烦躁不安、神经衰弱、心跳加快、血压升高、食欲不振、睡眠不宁等症状。按国家规定,居民住宅区内的噪声标准是白天50分贝以下,夜间40分贝以下。那么,怎样才能减低室内噪声呢?其实,只要采取一些简单的方法,就能做到“身居闹市,而无车马之喧”。 Long-term life in the environment of excessive noise, will give people physical and mental health hazards, irritability, neurasthenia, rapid heartbeat, high blood pressure, loss of appetite, restless sleep and other symptoms. According to state regulations, the noise level in residential areas is below 50 decibels during the day and below 40 decibels at night. So, how can we reduce the indoor noise? In fact, as long as we adopt some simple methods, we can achieve “live downtown, without car noise.”