A novel design is proposed based on photoconductive switch for the stable pulse photosource.
为了稳定脉冲光源，提出了一种基于光电导开光的设计思路。
Based on a method of a assistance photosource, a basic method of coal level detection on the mine shaft coal bin is put foruard.
基于一种辅助光源照射方法，提出对井下煤仓煤位进行检测的基本方法。
The LED numeral tube is composed by the digital computer control circuit and RGB LED photosource, is one kind of new senior decoration lamps and lanterns.
