A basic scheme for detecting subsurface targets with em pulse of nanoseconds and an especially developed travelling-wave antenna of high quality are described.

本文描述了纳秒电磁脉冲在探测地下目标中的基本方案；研制了一种高质量行波天线。

youdao

An antenna was developed to radiate high power, sub nanosecond EM pulse, which consists of a high power wideband mode convertor, a wire frame TEM horn feedback set and a parabolic reflector.

研制了一种由高功率宽带模式转换结构、导电线框tem喇叭馈电结构及抛物反射面构成的天线，用其辐射高功率亚纳秒电磁脉冲。

youdao

Analyzing the circuit parameters of pulse power source and the parameters of EM gun, an equation concerning the two kinds of parameters was obtained and the source circuit was designed.

通过对脉冲功率电源电路参数和电磁炮参数的分析，建立了两者之间的关系方程并对电源电路进行了设计。

youdao