DIN EN ISO 10848-2 E:2016-10
声学 相邻房间之间机载、冲击和楼宇服务设备声音侧翼传输的实验室和现场测量 第2部分:当连接点影响较小时对 B 型元件的应用(草案)
Laboratory and field measurements of sound flanking transmission between acoustically adjacent rooms for airborne, impact and building services equipment Part 2: Application to Type B elements when the influence of the connection point is minor (draft)