cathode-ray tube type powermeter

例句：

1. 1. This Cathode-Ray Tube Type Powermeter can accurately measure the voltage of a circuit.
   这个阴极射线管型功率计可以准确测量电路的电压。
2. 2. The Cathode-Ray Tube Type Powermeter is widely used in various fields.
   阴极射线管型功率计在各个领域都有广泛应用。
3. 3. The Cathode-Ray Tube Type Powermeter is an essential tool for electrical engineers.
   阴极射线管型功率计是电气工程师必备的工具。