道路交通和飞机噪音是全球最普遍的环境噪音问题之一,与人类健康将产生负面影响。因此,它们受到严格的国家和国际法规的约束。获得适航认证的飞机也必须符合越来越高的噪音标准要求,才能获得噪声认证。对于每一类地面车辆,政府机构都会设定噪声排放限值,这是必须遵守的关键法规,这也是所有汽车原始设备制造商产品认证的一部分的要求。
This will bring together HBM, Brüel & Kjær, nCode, ReliaSoft, and Discom brands, helping you innovate faster for a cleaner, healthier, and more productive world.
This will bring together HBM, Brüel & Kjær, nCode, ReliaSoft, and Discom brands, helping you innovate faster for a cleaner, healthier, and more productive world.
This will bring together HBM, Brüel & Kjær, nCode, ReliaSoft, and Discom brands, helping you innovate faster for a cleaner, healthier, and more productive world.