Using the characteristics of pulse ruby laser and CCD video camera,the technique of real-time grabbing instantaneous diesel spray image was developed,and some key problems were discussed.

• 重点论述了利用红宝石激光器和CCD(电荷耦合器件)视频摄像机的特点实时采集瞬变燃油喷雾图像的技术，并讨论了其中的关键问题。