DIN EN 16272-3-2
Railway applications - Track - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance - Part 3-2: Normalized railway noise spectrum and single number ratings for direct field applications
废止
发布日期 :
2001-10-01
实施日期 :
DIN EN ISO 20361
Liquid pumps and pump units - Noise test code - Grades 2 and 3 of accuracy (ISO 20361:2007)
废止
发布日期 :
2001-10-01
实施日期 :
DIN EN 61988-2-5
Plasma display panels - Part 2-5: Measuring methods - Acoustic noise (IEC 110/251/CD:2010)
废止
发布日期 :
2001-01-01
实施日期 :