The panel consists of a five-digit, seven-segmentdisplay, three LEDs as status indicators and three parameterization keys.
该面板包括五个一组的数字，七段显示，三个作为状态指示的LED和三个参数键。
2
Seven-Segmentdisplay using digital tube were overcast. The tester has a simple structure, low cost, high accuracy, convenient and practical and so on.
显示器采用七段共阴数码管。该测试仪具有结构简单，成本低廉，精度较高，方便实用等特点。
3
The utility model relates to a luminous structure of a seven-segmentdisplay, including a substrate, a plurality of luminous chips and a light transmission glue layer.