Available via terrestrial signals, satellite and cable, digital broadcasting will herald an explosion in the number of available channels.

通过陆地信号，卫星和电缆，数字式的广播将在可收到的频道的数量上带来一次大爆炸。

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At present our country has cable digital TV, digital terrestrial television and IPTV three digital transmission program.

目前我国已有有线数字电视、地面数字电视和IPTV三种数字节目传输方式。

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DVB is the digital HDTV standard that developed by more than 170 organizations in Europe. It mainly comprises satellite (DVB-S), terrestrial (DVB-T) and cable (DVB-C) digital television systems.

数字视频广播(DVB)是欧洲170多个组织共同开发出的数字高清晰度电视标准，它主要由卫星广播(DVB - S)、地面广播(DVB - T)和有线电视(DVB - C)三部分组成。

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DirecTV knows that its lower price is what has allowed it to continue to add subscribers while terrestrial cable operators have been losing them.

FORBES: Viacom and DirecTV Are Both Right, But DirecTV Is Righter

They're betting that when the fierce competition for Indian's viewers--some 316 terrestrial, cable and satellite channels vie for attention--settles down, NDTV will be among the winners.

FORBES: Magazine Article

Britain is currently the only country in the world to enable viewers to receive digital television through three different technologies: standard terrestrial television, cable and satellite.

ECONOMIST: Government and the Internet