electron tube [电] 电子管
- An electron tube having a cathode and an anode.
电子二极管有一个阳极和一个阴极的电子管 - A highly evacuated electron tube containing an anode, a cathode, and a control grid.
三极管带有阳极、阴极和控制栅极的高真空的电子管 - An electrode used in certain electron tubes to provide secondary emission.
中间极,二次发射电极一种用于一定电子管作第二次发射电极
electron tube[ noun ]
electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
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