BS EN ISO 10848-4:2017
声学 邻接房间之间气载声音和碰撞噪音侧向传声的实验室测量 连接处有至少一个重型构件的应用
Acoustics. Laboratory and field measurement of flanking transmission for airborne, impact and building service equipment sound between adjoining rooms. Application to junctions with at least one Type A element