单词：cathode-ray beam
cathode-ray beam的用法和样例：
例句
- The device in a writing tube or CRT which generates the electron beam.扫描管或阴极射线管中一种产生电子束的部件。
- Changes in the beam intensity will produce changes of the count rate.电子束强度变化将引起计数率的变化。
单词：cathode-ray beam 相关文章
beam, [bi:m] n 大梁（建筑中用作支撑的木材、金属或石头）；光柱；臀围；平衡木 【船】横梁; 船幅; 船舷 (秤)杆; (犁)柄; (锄)把; 卷轴; 横杆; 杠杆 (鹿角的)主干 (灯光、日光、月光等的)束, 道,
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