“双极性脉宽调制”的概念、定义、翻译、参考文献-科学参考

单词	双极性脉宽调制
释义	双极性脉宽调制 Encyclopedia 工学电力电子控制技术释 bipolar pulse width modulation双极性脉宽调制在调制信号的半个周期内，载波不再是单极性的，而是有正有负，所得到的脉宽调制（pulse-width modulation;PWM）波形也是有正有负的控制方式。
随便看	New Plymouth new poesy New Poetry New Poetry of Ballad Verse New Poetry Society New Poetry Society of Yan’an New Politics during Qingli Period New Politics of Late Qing Dynasty New Poor Law New Population Theory New Principle of Population new printed form new product development management new production capacity new product sales new protein resources New Providence Island new psychoactive substances New Psychological Literature new public administration new public administration theory new public management theory new public management（NPM）paradigm new public service theory new realism novel

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。