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3声频工程中经常用到的国内标准GB6278—86模拟节目信号GB/T14197—93声系统设备互联的优选配接值GB4959—95(修订、报批中)厅堂扩声特性测量方法GB50371—2006厅堂扩声系统设计规范GBXXXX—200X(报批中)厅堂、体育场馆扩声
3 commonly used in the audio project in the domestic standard GB6278-86 analog signal GB / T14197-93 sound system equipment connected to the preferred value GB4959-95 (revised, submitted for approval) auditorium sound reinforcement characteristics of GB50371-2006 Hall Sound reinforcement system design specifications GBXXXX-200X (submitted for approval) hall, stadium sound reinforcement