“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	fractional line fractional linear function fractional linear mapping fractional linear transformation fractional magnetic charge fractional mapping fractional melting fractional method fractional number fractional of vegetation cover fractional order fractional-order dynamical system fractional-order systems fractional part fractional part function fractional polarization fractional power fractional precipitation fractional programming fractional quantum Hall effect fractional-rational function fractional replication fractional rheological model fractional ring fractional statistics

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。