中文说明：改进的过零检测法，克服传统的过零检测法的缺点，提高精度。
English Description：
The improved zero crossing detection method overcomes the shortcomings of the traditional zero crossing detection method and improves the accuracy.
关注次数： 568
下载次数： 1
文件大小： 3K
中文说明：改进的过零检测法，克服传统的过零检测法的缺点，提高精度。
English Description：
The improved zero crossing detection method overcomes the shortcomings of the traditional zero crossing detection method and improves the accuracy.