结合光电传感器在变电站自动化系统中的应用现状和前景，提出了二次回路光电数字化的设想。
According to the current situation and prospect of applying OET in substation automation, the opinion of digital electro-optical secondary circuit is given out.
介绍了一种新型数字化超声波自动探伤系统。
A new digital automatic ultrasonic inspection system is presented.
使用可见光谱数字化自动分析系统对铁基合金中铬元素可见光谱进行了分析测定。
The visible spectra of chromium in ferro-alloy were analyzed by digital automatic analysis system.
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