the first practical television-camera for picture pickup; invented in 1923 by Vladimir Kosma Zworykin
例句
A photosensitive surface,as in the iconoscope of a television camera. 感光面一种感光面，如电子照像机中的光电摄影管上的感光面
A photosensitive surface, as in the iconoscope of a television camera. 感光面一种感光面，如电子照像机中的光电摄影管上的感光面
Russian - born American physicist and inventor of the iconoscope(1923,the first practical television camera. 兹沃尔金，弗拉基米尔·科斯马1889－1982俄裔美国物理学家，他发明了光电摄像管(1923年)，第一部实用的电视摄像机
Russian-born American physicist and inventor of the iconoscope(1923), the first practical television camera. 兹沃尔金，弗拉基米尔 科斯马1889－1982俄裔美国物理学家，他发明了光电摄像管（1923年），第一部实用的电视摄像机
A television camera pickup tube, more sensitive than the iconoscope, that uses a low - velocity electron beam to scan a photoactive mosaic. 正析（摄）象管一种运用低带电子来扫描感光栅格的电视摄象管，比光电摄象管更敏感
A television camera pickup tube,more sensitive than the iconoscope,that uses a low - velocity electron beam to scan a photoactive mosaic. 正析(摄)象管一种运用低带电子来扫描感光栅格的电视摄象管，比光电摄象管更敏感
