He was one of earliest on using an electronic flash and a stroboscope light to create images which went beyond the common scientific uses .
他最早使用电子闪光和频闪的光线来创造图像的人,这已经超越了普遍的科学用途。
The vibrative pattern of vocal cords was investigated with the application : of the system of laryngeal stroboscope and video tape recordering in 50 normal volunteers and 194 patients with voice or laryngeal disoders .