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- For different PWM method to the invertor, it gives a comparision of SPWM, SVPWM, Transvector control, DTC and Selected Harmonic Elimination (SHE) method. 研究了三电平SPWM非同步调制在低载波频率下的谐波问题，指出基于IGCT等低速开关元件的三电平电路，不太适合SPWM控制方法，进而也不太适合在含有输出滤波器条件下使用SVPWM控制方法。
- Keywords Full digital control Transvector control Cycloconverter; 全数字化;矢量控制;交交变频;
- Industry rarely thrives under government control. 在政府控制之下工业很少会发达。
- Those rebellious teenagers are hard to control. 那些反叛的青少年很难管教。
- Pollution control has cleared the air. 污染管制已净化了空气。
- An ASCII control character, end of medium. 一种ASCII码控制字符，媒体结束符。
- The firemen were unable to control the blaze. 消防队员无法控制这场大火。
- Signals control each section of the railway track. 各种信号控制着铁路轨道的每个部分。
- Inflation has got out of control. 通货膨胀失去了控制。
- The lorry ran down the hill out of control. 卡车失去控制直往山下冲去。
- The model plane got out of control and crashed. 模型飞机失控坠落下来。
- He has little control over his emotions. 他控制不住自己的感情。
- I lost control of myself and hit him. 我控制不住自己，打了他。
- I lost control of myself and hit Tom. 我控制不住自己，打了汤姆。
- The bomb was exploded by remote control. 这颗炸弹是遥控引爆的。
- transvector control 矢量控制
- The government's control over the newspapers has loosened in recent years. 近年来政府对报纸的控制已经变松了。
- Enemy forces are in control of the city. 敌军控制著这座城市。
- A clamor in the press for pollution control. 在报纸上对污染控制的呼吁
- The car went out of control and crashed. 汽车失去控制，撞坏了。
