amplifier-type meter

例句：

1. 1. The engineer used an amplifier-type meter to measure the voltage across the resistor.
   工程师使用一个放大器类型仪表来测量电阻两端的电压。
2. 2.The amplifier-type meter showed that the signal was stable at this frequency.
   放大器类型仪表显示信号在这个频率是稳定的。
3. 3.The amplifier-type meter helped the technician troubleshoot the issue with the circuit.
   放大器类型仪表帮助技师解决了电路的问题。