frequent

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【词性】：adj．

【释义】：

频繁的，经常的

‖frequently adv．频繁地，时常frequence同frequency n．频繁，频率，屡次frequency adjustment频率调节frequency-agile radar频率捷变雷达frequency allocation center频率分配中心frequency allocation table频率分配表frequency allotment频率分配frequency band波段，频带frequency calibration频率校准frequency channel频道frequency character viewer频率特性观测仪frequency characteristic measurement频率特性测量frequency constant频率常数frequency control频率控制frequency controller频率调节器frequency coverage频率范围frequency deviation region频偏范围frequency difference频差frequency discriminator鉴频器frequency divider分频器frequency doubler倍频器frequency doubling倍频frequency drift频率漂移frequency error频率误差frequency fixing频率固定frequency irregularity频率不规则性frequency keying频率键控frequency limitation频率限制frequency list频率表frequency management无线电频率管理frequency manual adjustment手控频率调整frequency mark频率标志frequency measurement频率测量frequency meter频率计frequency mixing混频frequency modulated receiver调频接收机frequency modulated signal调频信号frequency modulation调频frequency modulation broadcast band调频广播波段frequency modulation broadcasting调频广播frequency multiplexing technique多频技术frequency multiplication倍频frequency multiplier倍频器frequency protection频率保护frequency range频率范围frequency regulation频率调整frequency scanning频率扫描frequency shifter移频器frequency spectrum频谱