如此设置的脉冲宽度和间距使它的加权平均值恰好是正弦波。
The pulse widths and spacings are arranged so that their weighted average produces a sine wave.
单个的非正弦波脉冲没有测速能力，但一组这样的脉冲即可进行速度测量，并且速度分辨力由距离分辨力决定。
While the single nonsinusoidal radar impulse is not capable of measuring target velocity, a sequence of such pulses can be used to measure the velocity.
研究了多重化逆变器的一种控制方法，采用逆推的方法确定各单元的触发脉冲，通过多重移相叠加原理得到正弦波输出。
A new control method of multiunit inverter is described, which determines the triggering pulse for each unit to obtain the sine wave output through multiple-phase shifting superimposition principle.
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