标签：音频视频和视听系统综合国家标准

英文：Vocabulary for audio,video and audiovisual equipment and systems GB/T 9002-2017介绍： 国家标准《音频、视频和视听设备及系统词汇》由TC242（全国音频、视...

英文：Methods of measurement for main characteristics of equipments of sound systems for emergency purposes GB/T 33856-2017...

英文：Technical requirements and measurement methods for digital audio recording system in broadcast center GB/T 34999-2017...

英文：Audio visual equipments—Methods for the subjective assessment of small impairments in audio systems GB/T 35784-2017介绍...