GB/T 35426.1-2017声学动刚度测定第1部分:普通浮筑楼板下的弹性材料国家标准
英文:Acoustics—Determination of dynamic stiffness—Part 1: Materials used under floating floors in dwellings GB/T 35426.1-2...
英文:Acoustics—Determination of dynamic stiffness—Part 1: Materials used under floating floors in dwellings GB/T 35426.1-2...