BS EN 50332-1-2013声音系统设备.与便携声学设备相连的耳机和头戴送受话器.最大声音压力水平测量方法学和限制考虑.成包设备的一般方法
Sound system equipment: Headphones and earphones associated with personal music players. Maximum sound pressure level measurement methodology. General method for "one package equipment" BS EN 50332-1-2013.rar(962.26 KB, 下载次数: 0)
/2 
