近年来电子战的重要作用已在实战中得到证实,现代战争从某种意义上来看就是电子战、导弹战.电子战设备的水平对战争的胜负会起相当大的作用,而电子战设备的水平又受微波元器件技术水平的限制.在电子战设备中所采用的微波器件很多,本文只介绍对整机性能有明显影响的几种关键微波器件. In recent years, the important role of electronic warfare has been confirmed in actual combat. In a sense, modern warfare is electronic warfare and missile warfare. The level of electronic warfare equipment plays a significant role in the outcome of the war. The electronic warfare equipment The level is limited by the technical level of the microwave components.Microwave devices used in the electronic warfare equipment are many, this article only describes several key microwave devices that have a significant impact on the overall performance of the machine.