注意，电路中的电流必须通过电流表以测量到读数。

Note that the current must flow through the ammeter in order to reach the circuit.

youdao

数字电压表及电流表——易于精确读数。

Digital Voltage and Amperage Meters - Easy to read and accurate.

youdao

数字电压表及电流表——易于精确读数。

Digital Voltage and Amperage Meters - Easy to read and accurate.

youdao