另外主轴上还装有光电传感器，用来产生基准信号。
In addition, the spindle is equipped with a photoelectric sensor to generate the reference signal.
本文针对俄制塔康的特点，针对机载设备方位偶尔基准丢失的问题，提出了一种产生基准的方法。
This paper describes the design of Russian-made TACAN equipment. Given the characters of Russian-made TACAN, proposes a method of forming the position reference.
提出了一种能够自产生基准电压和偏置电流，并且锁定阈值电压和迟滞量稳定的新型欠压锁定电路。
A novel under-voltage lockout circuit is proposed which could generate reference voltage and bias current itself, and could stabilize lockout threshold voltage and hysteresis quality.
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