ASTM C423-2000 标准详情
- 标准号:ASTM C423-2000
- 中文标题:在回响室测定吸音材料的吸音性和吸音系数的试验方法
- 英文标题:standard test method for sound absorption and sound absorption coefficients by the reverberation room method
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2000
1.1 This test method covers the measurement of sound absorption in a reverberation room by measuring decay rate. Procedures for measuring the absorption of a room, the absorption of an object, such as an office screen, and the sound absorption coeffi
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