例句與造句

1. In either case, the output waveforms are phase shifted to obtain a 12-step waveform.
2. The six-step waveform has a zero-voltage step between the positive and negative sections of the square-wave such that the harmonics that are multiples of three are eliminated as described above.
3. When carrier-based PWM techniques are applied to six-step waveforms, the basic overall shape, or " envelope ", of the waveform is retained so that the 3rd harmonic and its multiples are cancelled.
4. It's difficult to find step waveform in a sentence. 用step waveform造句挺難的