数字卫星直播电视
digital direct satellite broadcasting
卫星直播
direct broadcast satellite
Direct Broadcasting Satellite DBS
DTH
DBS
卫星直播电视
direct satellite broadcasting TV
卫星直播电视接收机
direct broadcasting satellite television receiver
卫星数字直播
satellite digital direct broadcasting
卫星直接广播
broadcast-satellite communication
直接广播卫星
DBS
direct broadcast satellite
直接转播卫星
alkali activated slag cement concrete
DBMSdirect broadcast satellite
database administratordirect broadcast satellite
地球同步通信与广播卫星
geo-stationary communication and broadcast satellite
电视广播卫星
television broadcas satellite
电视卫星播送接收机
TV satellite broadcast transmission and receiver