Trimmers are the capacitor equivalent of presets which are miniature variable resistors.
机是电容器相当于预置这些微型可变电阻。
The two variable resistors in the center are for controlling motor speed and trigger level.
两个可变电阻的中心控制电机转速和触发电平。
After CNC milling the openings for the variable resistors and the jacks I assembled the components.
在数控铣床的开口的可变电阻和插孔我组装的部件。
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