ASTM E1050是美国材料和试验协会(ASTM International)发布的标准,全称为"Standard Test Method for Impedance and Absorption of Acoustical Materials Using a Tube, Two Microphones and a Digital Frequency Analysis System"(使用管道、两个麦克风和数字频率分析系统测量声学材料的阻抗和吸收性能的标准测试方法)。 该标...
深圳市实测通技术服务有限公司 提供的 美国标准ASTM E 1050 吸音效果测试,Testitem 测试名称:Absorptionand Impedance Measurements 吸音效果Sample size送样规格:20m2Lead time测试周期: 常规 Regular
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Intertek offers Testing solutions for ASTM E1050, Standard Test Method for Impedance and Absorption of Acoustical Materials Using a Tube, Two Microphones and a Digital Frequency Analysis System
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内容提示: Designation: E1050 − 19Standard Test Method forImpedance and Absorption of Acoustical Materials Using aTube, Two Microphones and a Digital Frequency AnalysisSystem 1This standard is issued under the f i xed designation E1050; the number immediately following the designation indicates the...
Designation: E 1050 – 98 Standard Test Method for Impedance and Absorption of Acoustical Materials Using A Tube, Two Microphones and A Digital Frequency Analysis System1 This standard is issued under the ?xed designation E 1050; the number immediately following the designation indicates the year ...
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Standard GB/T700 standard: Q235A, Q235B, Q235C, Q235D, Q235E EN10025 standard: S235JR, S235J0, S235J2DIN17100 standard: St33, St37-2, Ust37-2, RSt37-2, St37-3DIN17102 standard:StE255, WstE255, TstE255, EstE255ASTM standard : A36/A36M A36A283/A283M A2...