In this paper, we present a new method, which is entitled "the Function of Area Difference", to detect the pitch period of speech signal.
本文提出了一种新的检测基音周期的方法：“面积差函数法”。
The methods of developing new food products are many, such as the thinking way of digging, time difference, area difference, analysis, grafting, displacement, resource? Function and introduction etc.
食品新产品开发有挖掘、时差、地差、剖析、嫁接、置换、资源、功能、引进等多种思维方法。
The grade difference was analyzed by comparing preoperative liver CT grades of non-tumor area and clinical liver function grade, preoperative and postoperative biochemical index change curve.
将术前非肿瘤区肝实质的肝硬化分级，与术前临床肝功能分级、术前、术后生化指标变化曲线进行对比研究。
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