“Teletext TV”的概念、定义、翻译、参考文献-科学参考

单词	Teletext TV
释义	Teletext TV Encyclopedia 文学图文电视释 Teletext TV图文电视将简单图形和文字按一定规则编码后，插入模拟电视信号的“场消隐”期间，在不影响电视节目正常播出、传输和接收的前提下，为用户提供额外的信息服的多工传送的电视广播技术。又称电视文字广播。
随便看	directional selection directional selectivity directional sensor network directional solidification directional supplementation and draining method directional survey telemetry directional valve directional variation directional view directional well tool direction angle direction bias direction bias sampling method direction coefficient direction cone direction constancy direction correction of Gauss projection direction cosine direction cosine algorithm direction curve direction density Direction des Archives de France Direction des constructions Aeronautiquue direction-determining board direction field

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