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
ABB全数字调速系统
ABB all-digital speed regulating control systems
Sony数字数据接口
Sony digital data interface
大对数数字通信电缆
large pair count digital communications cables
大写汉字数字
Chinese numerals in the capital form
单片机数字调节器
single-chip device digital regulator
等效数字调制信号源
equivalent digital modulated signal source
地电数字数据
Digital geoelectricity data