例句與造句

1. Based on the mathematical model of induction motor , this paper discusses the rotor - field - orientated control principium and the space vector pulse width modulation principle . subsequently the software design of svpwm is put forward
   本文在分析感應(yīng)電機數(shù)學模型的基礎(chǔ)上，詳細討論了轉(zhuǎn)子磁場定向矢量控制理論和空間矢量脈寬調(diào)制技術(shù)原理，提出了svpwm的軟件實現(xiàn)方法。
2. It's difficult to find pulse width modulation principle in a sentence. 用pulse width modulation principle造句挺難的