有奖纠错
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Sodium Antimonate is mainly used as clarifier and colour killer for kinescope of blackand white Tvsets,fluore scent tube,cameratube,lighting lamps,ruby glass,and other super-grade glass.

锑酸偏锑酸)主要用作黑白、彩色电视影象,荧摄像,照明灯具,红宝石璃等许多高档璃的澄清剂、退色剂。

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The limitations of this scheme became quite apparent with the introduction of detectors such as the plumbicon, image orthicon and vidicon.

这个方法的局限性在引进诸如氧化铅摄像,超正析象和摄像之类的探测器之后变得很明显。

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VOA慢速英语_科技

Philo had invented the special camera tube earlier that year.

同年早了这种特殊的摄像管

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