A microwave tube in which electrons generated from a heated cathode are affected by magnetic and electric fields in such a way as to produce microwave radiation used in radar and in microwave ovens.
磁控管一种微波管, 它里面的发热阴极发出的电子受到磁场和电场的影响, 从而产生能用于雷达和微波炉微波辐射
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 display device that uses a cathode ray tube.
一种使用阴极射线管的显示装置。
