A variable resistor has been added to the gate circuit of the figure.
一种可变电阻器已被添加到图中的门电路。
By the way, R8 is a variable resistor and R2 can also be a variable resistor.
R8的是一个可调电阻,R2也可以是一个可调 电阻器。
The second function of the blower switch is to perform the role of a variable resistor.
鼓风机开关的第二个功能是它相当于一个可变电阻。
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