便携式微波电视传输系统
portable mircowave television transmission system
地面数字电视传输标准
the criterion of China ground DTV transmission
电视传感器图象显示
television sensor graphic display
多电视传动系统
multi-motors driving system
多路电视传输
Multichannel TV transmission
多路微波电视传输系统
multi path microwaves television transmission system
国际电视传输业务
international television transmission service