The two signal sources are jointly controlled to produce a three-item square-wave pulse synchronous frequency conversion and voltage regulation signal source.
两信号源统一控制便产生三项方波脉冲同步变频调压信号源。
In this paper, the anti-scaling effect of EWP which used square-wave pulse current have been studied, the data show that the anti-scaling rate is 100% when the voltage is 2v.
文中对采用方波脉冲电流的电子水处理器的阻垢效果进行了研究。结果表明，当采用平均电压为2 V的方波脉冲电流时，对水样阻垢率达到100%，且能一定程度地降低水样的总碱度和总硬度。
Wave shaping circuits derive the other desired waveforms — square, pulse, triangle, etc. — from the sawtooth output by the core circuit.
波整形电路从核心电路的锯齿波得到其他想要的波形——方波，脉冲波，三角波。
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