目前最常用的为大规模集成电路型成的时间继电器，它是利用阻容原理来实现延时动作。
The most commonly used for large scale integrated circuit of the time relay into, it is to use resistance to achieve delay action let principle.
本文以两级阻容耦合放大电路实验为例，分析了干抚产生的原因，强调了在实验中应注意干扰的产生和消除。
The paper is to analyse how the interference produced in a two-step resistance capacitance coupled amplifier circuit experiment and show importance of its product and disappearance in the experiment.
广泛用于电视，通讯设备等一般电子线路的高频、直流、阻容降压和脉冲电路。
Widely used in high frequency, DC, rc decrease voltage or pulse circuits. widely used in TV, telecommunication and various electronic equipment.
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