交流进给驱动晶体管脉宽调制变频器
transistor PWM converter for AC feed drive
交流主轴驱动晶体管脉宽调制变频器
transistor PWM converter for AC main spindle drive
调频发射机
frequency-modulated transmitter
FM transmitters
frequency modulation transmitter
FM transmitter
FMT Frequency Modulated Transmitter
frequency modulation (FM) transmitter
frequency modulated transmitter
Transmitter
Frequency-modulated
调频调栅振荡器
tuned-grid tuned-plate oscillator
Armstrong oscillator
调频调载
automatic frequency load regulation
frequency and power adjustment
frequency and load control
调频调压
variable frequency and voltage regulating
frequency and voltage regulation
调频调谐试验
tuning frequency modulation
调频调谐器
frequency modulation tuner
调频调相
frequency phasic modulation
调频调宽
modulating frequency and width
Variable-frequency Variable-wide
调频调功
pulse frequency modulation
调频调幅变换器
frequency modulationamplitude modulation converter
调频调幅
frequency and amplitude modulation
调频调峰
frequency and peakload modulation
调频传输逼真
fidelity of F-M transmission
调频差分混沌移相键控
frequency-modulated differential chaos shift keying(FM-DCSK