石英具有类似于蓝宝石的性质，但是其压电输出相当高，所以很少用于静电计电路中。
Quartz has properties similar to sapphire, but considerably higher piezoelectric output, so it's rarely used in electrometer circuits.
在直流稳压电路里，采用了可调的集成稳压器，使输出电压可以调节。
In the circuit, the adjustable integrated regulator has been adopted, which can adjust output voltage.
根据KA3525的应用特点，设计了一种基于该电流型PWM控制芯片和单片机控制实现输出电压可调的稳压电源电路。
According to the applied characteristics of the KA3525, a regulated power supply circuit based on a PWM controlled chip and controlled by single-chip processor was designed.
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