正调制载波 positive carrier
正交幅度调制 Quadrature amplitude modulation ; QAM ; MQAM ; Quadrature AM
正交振幅调制 QAM ; Quadrature Amplitude Modulation ; Qu a t r a t u r e Amp l i t u d e Mo
正交调制 quadrature component modulation
正弦波脉宽调制 SPWM ; Sinusoidal Pulse Width Modulation ; Sine Pulse Width Modulation
正弦脉宽调制 SPWM ; Sinusoidal Pulse Width Modulation ; sine pulse width modulation ; Sine pulse-duration modulation
正调制传送 [通信] positive transmission
编码正交频分调制 COFDM
正交调制器 quadrature modulator
正偶(单)极强迫源对大气低频振荡的调制作用强于负偶(单)极，波动振荡明显加快。
The frequency modulation effects of positive dipole (unipole) forcing source on LFO is stronger than negative dipole (unipole), and the wave oscillation quicken evidently.
第二种控制策略中，输入电流矢量根据输入电压正、负序成分进行动态调制。
In the second one, the input current displacement Angle is dynamically modulated as a function of positive-and negative-sequence components of the input voltages.
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