The growing ion acoustic wave instability caused by the slow electron drift is studied by both CW and pulsemodulatedwave methods.
用连续波和调制脉冲波两种方法研究了由慢电子漂移引起的增长离子声波不稳定性。
2
It will give patients treatment by means of the amplified amplitude modulating wave current that can be obtained form medium frequency amplitude modulated by the low frequency pulse signal.
它将有关低频脉冲信号对中频调幅后，利用被放大的调幅波电流对人体进行治疗。
3
The Sine wavePulse Width Modulation (SPWM) is used to reduce the wastage and the noise of the motor more effectively, as comparing to the equal pulse width modulated PWM.