“unipolar pulse width modulation”的概念、定义、翻译、参考文献-科学参考

单词	unipolar pulse width modulation
释义	unipolar pulse width modulation Encyclopedia 工学电力电子控制技术释 unipolar pulse width modulation单极性脉宽调制在调制信号的半个周期内，载波只在正极性或负极性一种极性范围内变化，所得到的脉宽调制（pulse-width modulation;PWM）波形也只在单个极性范围变化的控制方式。
随便看	constant angular velocity constant angular velocity, CAV constant aperture constant approximations constant atomic proposition constant-bearing guidance method constant bias constant bit rate constant bit rate, CBR constant by volume constant capacitance [surface complexation] model constant capital constant current coulometry constant-current drive constant current source constant curvature constant declaration constant delay constant deviation prism constant elastic modulus alloys constant energy MD constant-energy surface constant energy synchronous fluorimetry constant error constant factor

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