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近年来,随着工业噪声控制技术的发展,消声器的系列化,各种型式消声器系列产品相继出现,在噪声控制工程中得到了广泛的使用,对降低大量空气动力设备的噪声污染起到了积极的作用.为了进一步发展噪声控制设备工业,不断开发新的消声器系列产品,以适应各类工业噪声控制设计与治理的需要,根据上海市科委及市环保局下达的
In recent years, with the development of industrial noise control technology, the muffler series, various types of muffler products have appeared in the noise control project has been widely used to reduce the noise pollution of a large number of aerodynamic equipment has played a positive In order to further develop the noise control equipment industry, continue to develop new muffler products to meet the various industrial noise control design and management needs, according to the Shanghai Municipal Science and Technology Commission and the Municipal Environmental Protection Bureau issued