On single target plane detection technique, it provides differencedetection and projection detection;
基于单目标飞机检测技术,提出了差分检测法和投影检测法;
2
A laser generation and optical differencedetection method of surface acoustic waves (SAW) is used to study the influence of laser source on SAW.
利用激光激发声表面波及光差分技术研究激光源对声表面波的影响。
3
A laser generation and modified optical differencedetection method of SAW for studying the characters of thin films deposited on substrates is introduced.