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

单词	pulse width modulation
释义	pulse width modulation Encyclopedia 工学有机发光调制技术释 pulse width modulation脉宽调制按照输入信号的灰度阶别，不改变脉冲幅度而改变脉宽的灰度显示方式。又称占空比法。
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