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Potentiometer
01
电位器, 可变电阻器
a variable resistor that can be used to control the amount of current flowing through a circuit by adjusting the resistance of the potentiometer
02
电压计, 电位计
a measuring instrument for measuring direct current electromotive forces
03
电位器, 可变电阻器
a resistor with three terminals, the third being an adjustable center terminal; used to adjust voltages in radios and TV sets