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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From c. 1900, electric discharge lamps were in use in Europe and the U. S.

约从1900年以来，欧洲和美国都在使用着实用的放电灯。 收藏。

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