数字-数字数据变换器
digital-to-digital data converter
带正负号数字数字系统
signed digit number system
世界数字广播组织
globe digital audio broadcasting organization
数字广播
digital broadcast
digital radio
digital broadcasting
digital audio broadcasting
Digital public address
data-broadcast
数字广播电视
digital broadcast television
digital-broadcasting television DBTV
digital-broadcasting television(DBTV
dvb-t
数字广播电视信号
digital television broadcasting signal
数字广播接收
digital broadcasting reception
卫星数字广播
satellite digital multimedia broadcasting
digital video broadcasting