Noise arresters, or noise barriers are made of acoustic panels used for expressway, railway and highway to reduce the wind blowing and sound levels. Expressway and Highway Noise Arrester features: 1) Light transmission: up to 88% 2) Impact resistance: 80 times that of glass, 15 ...
Shanda Noise Barrier Engineering Co. [Minerals & Metallurgy] [Other Metals & Metal Products] [2017-06-17 19:25:58 ]