GB/T 14858-2011.General specification for black white monitors.GB/T 14858规定了黑白监视...

国家标准2023.07.28

GB/T 12060.9-2011.Sound system equipment- Part 9: Methods of measurement for art...

国家标准2023.07.28

GB/T 12060. 13-2011/IEC/TR 60268- 13: 1998.Sound system equipment- -Part 13 : Li...

国家标准2023.07.28

GB/T 8496-2011.Basic parameters and methods of measurement on electronic tuner f...

国家标准2023.07.28

GB/T 17576-2011/IEC 60908 : 1999.Compact dise digital audio system.1范围和目的GB/T 17...

国家标准2023.07.28

GB/T 15466-2011.Terminology for non-broadcasting television.2.17.47冻结freezing通过反...

国家标准2023.07.28

GB/T 15860-2011.General specification for compact disc players.GB/T 15860规定了激光(C...

国家标准2023.07.28

GB/T 2018-2011.Methods of measuring the characteristics of recording and reprodu...

国家标准2023.07.28

GB/T 2846-2011.Methods of measurement on radio receivers for AM broadcast transm...

国家标准2023.07.28

GB/T 26681-2011.Technical requirements and methods of measurement for standard t...

国家标准2023.07.27