quadrant是什么意思

用法例句

According to the principle of the synchronous motor,a new technology of the quadrant division of the synchronous motor and the shaft data identification is brought about,and from this base,the synchronous motor s shaft data conversion is realised.

根据同步电机工作原理提出了一种新的同步电机卦限划分及轴角识别技术 ,并据此技术 ,完成了同步电机轴角—数字转换器设