Returns the ratio of the current playback position to the total recording length.
返回当前播放位置与总记录长度的比例。
2
Pulse ratio modulation, a method of recording biomedical signals with magnetic tape, is presented.
本文介绍一种磁带记录生物医学信号的方法——脉冲比例调制。
3
In order to improve the signal noise ratio and the precision of the analysis, a "two-level sifting" is processed in recording and analyzing VLP by HOLTER.