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【关键句】CATV is a short way saying “community antenna (公用天线) television”. But “cable television” is the name most people use.(第一段前两句)根据关键句所知,有线电视是“共用天线电视”的俗称。故选B。【句意】CATV是"社区天线电视"的简称。但是"有线电视"是大多数人使用的名称。
Television signals (信号) do not follow the curve(曲线) of the earth. They travel in straight lines in all directions. Signals from a TV station move towards the horizon(水平线) and then go into space. If you live only a few miles from a TV station, you may get a good picture on ...
television signals do not follow the curve of the earth.they travel in straight lines in all directions.signals from a TV station move toward the horizon and the go into space.if you live only a few miles from a station,you may not get any picture at all....
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Yagi:This is the familiar roof antenna used for television reception (Figure 2.15), which were a common sight in the golden age of NTSC broadcast, before cable andsatellite televisioncaught on and eventually largely replaced it. It consists of a central spine with numerous “ribs” of various ...
Antenna cable - connection for television deviceThe present invention relates to an antenna feeder-connecting terminal for a television, and particularly to an antenna feeder-connecting terminal including a pair of holding members adapted to hold the antenna feeder therein.KIM, EUI DUK, KUMI, KR...
Cable-Television-or-Community-Antenna-Television网页 图片 视频 学术 词典 航班 Cable-Television-or-Community-Antenna-Television 例句 释义: 全部 更多例句筛选 1. CATV Cable Television or Community Antenna Television 有线电视或公用天线电视 wenku.baidu.com...
CATV is a short way of saying“community antenna(社区天线)television”. But“cable television”is the term most people use. Cable television allows viewers to receive TV programs that they cannot pick up with their regular antennas. Television signals do not follow the curve (曲线) of the eart...
Cable television allows iewers to receiveTV programs that they cannot pick up with their regular antennas.{2}T elevision signals do not follow the curve of the earth. T hey travel in straight lines in all directions. Signals from a TV station move toward the horizon and then go into space...