标题: ASTM E336-16 Measurement of Airborne Sound Attenuation between Rooms in Building [打印本页] 作者: moolea 时间: 2017-8-11 17:16:17 标题: ASTM E336-16 Measurement of Airborne Sound Attenuation between Rooms in Building
ASTM E336-16 Standard Test Method for Measurement of Airborne Sound Attenuation between Rooms in Buildings
[attach]142658[/attach] 作者: admin 时间: 2017-8-13 15:18:12