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所屬欄目：原來如此
所屬頻道：CCTV-10科教
年份：2011
展開全部
簡介：王先生來信説他家一直受噪音問題的困擾。通過街頭調查匯總的室內降噪辦法有：增設布藝製品，多放植物，用隔音玻璃窗等方法。節目中就增設布藝和在室內放植物等方法進行試驗，檢驗效果，結果這兩種方法效果都不太明顯。究竟什麼方法降噪最有效呢？收起
如何有效降低噪音（上） 原來如此 2011年 第44期
如何有效降低噪音（下） 原來如此 2011年 第45期
複製成功！
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