| 摘要 |
Optoelectronic bar indicator to which there are included master of time intervals, transformer of optical signal to electric signal, second counter trigger, third and fourth elements AND-NOT, control superbright luminodiode, second start superbright luminodiode, second and third resistors, and each cell of light-emitting scale is provided with second indication superbright luminodiode and third photoresistor. |
