自由基 free radical?
自激扫描 free running sweep
自由空间波长 free space wavelength
自由空间 free space?
自由波 free wave?
耐寒性试验 freezing test
弗伦克尔缺陷 frenkel defect
氟里昂等离子体 freon plasma
频率分配 frequency assignment
频率校准 frequency calibration
频率变换 frequency change
混频管 frequency changer
自激扫描 free running sweep
自由空间波长 free space wavelength
自由空间 free space?
自由波 free wave?
耐寒性试验 freezing test
弗伦克尔缺陷 frenkel defect
氟里昂等离子体 freon plasma
频率分配 frequency assignment
频率校准 frequency calibration
频率变换 frequency change
混频管 frequency changer
频率特性 frequency characteristic?
频率码 frequency code
频率码信号 frequency code signal
频率补偿电容器 frequency compensation capacitor
变步 frequency conversion?
变频器 frequency converter
激光辐射变频器 frequency converter of laser radiation
频率解调 frequency demodulator
频率偏移 frequency deviation?
鉴频 frequency discrimination
鉴频器 frequency discriminator
频率失真 frequency distortion
频率分集 frequency diversity
频率分集雷达 frequency diversity radars
分频器 frequency divider
频率分割数据传输装置 frequency division date link
分频多路传输 frequency division multiplexing
分频 frequency division?
倍频器 frequency doubler
频率指示器 frequency indicator
频率颤动 frequency jitter
频率跃变 frequency jumping?
频率配合 frequency match
档光 frequency modulated light
档发射机 frequency modulated transmitter
档器 frequency modulator
频分多路 frequency multiplexing
频率倍增器 frequency multiplier
频率保护装置 frequency protection
频率牵引 frequency pulling