例句與造句

1. In order to research sinusoidal - and trapezoidal - current compound driven technology , the controller uses variable structure control ( vss ) , by designing switch function s ( x ) , which switches motor between sinusoidal - and trapezoidal - current driven technology , and thus realizes motor ' s excellent control in different range of speed . also we do software simulation using matlab
   為了研究方波驅(qū)動和正弦波驅(qū)動的復(fù)合控制，控制器采用變結(jié)構(gòu)控制，通過設(shè)計切換函數(shù)，使電機在正弦波驅(qū)動和方波驅(qū)動兩種控制模式下切換，實現(xiàn)不同速度段的優(yōu)良控制特性，并用matlab軟件對整個復(fù)合驅(qū)動系統(tǒng)進行了仿真實驗。
2. It's difficult to find switch motor in a sentence. 用switch motor造句挺難的