short frequency meaning in English

短波频率

This paper is written on the basis of work of the university ’ s scientific item . and the item ’ s name is “ the experiment of the reconnaissance and jamming for ultra - short frequency hopping communication ”
本文的写作是在对学校科研项目“超短波跳频通信的侦察与干扰实验系统”进行开发和完善的基础上展开的。
Dds has many advantages such as higher frequency resolution , short frequency changing time , and continuous - phase in frequency changing , etc . since dds is programmable and has a digital architecture , dds is used widely and plays a very important part in software radio system
直接数字频率合成具有可编程性和全数字化结构，从而使它在软件无线电中发挥了重要作用，得到广泛的应用。但直接数字频率合成输出信号杂散较大，这一点限制了它的进一步推广应用。