ASTM C384-2004 标准详情
- 标准号:ASTM C384-2004
- 中文标题:用阻抗管法测定隔音材料的声阻抗与吸音性的标准试验方法
- 英文标题:Standard Test Method for Impedance and Absorption of Acoustical Materials by Impedance Tube Method
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2004
The acoustical impedance properties of a sound absorptive material are related to its physical properties, such as airflow resistance, porosity, elasticity, and density. As such, the measurements described in this test method are useful in basic rese
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