micro wave all-pictrue frequency spectrum analyzer
非频变天线
frequency independent antenna【电讯】
暂无补充释义。
相关词条
intermediate frequency
chart of frequency distribution【统计】
video frequency/IF/RF pre-correction【电】视
AF amplifier【电子】;audio amplifier【电子】;audio frequency amplifier【电子】
amplitude-versus-frequency curve【电子】
frequency-doubled ND YAG laser
fundamental frequency