beam tube meaning in English

集射管
射束管
束射管

Guidelines of quality engineering control for electronic beam tubes
电子束管质量工程控制指南
Figure symbols for electrode connection diagrams of electron beam tubes
电子束管电极接线图图形符号
Graphic representation for arrangement of side output of electron beam tubes
电子束管侧引出线取向图示法
Methods of electrode designation for electron optics system of electron beam tubes
电子束管电子光学系统电极命名方法
Return - beam tube
回束摄象管