transmission gauge

例句：

1. 1.The transmission gauge is used to measure the amount of electricity transmitted through a power line.
   传输仪表用于测量通过电力线传输的电量。
2. 2.The engineer used the transmission gauge to monitor the performance of the transmission system.
   工程师使用传输仪表来监测输电系统的运行性能。
3. 3.The transmission gauge was used to ensure that the power grid was functioning properly.
   传输仪表被用来确保电网正常运行。