feed-through power meter

例句：

1. 1. The engineer used a feed-throughpower meter to measure the energy consumptionof the machine.
   工程师使用一个馈入功率表来测量机器的能量消耗。
2. 2. The companyintroduced a new feed-through powermeter to improve efficiency.
   该公司引入了一种新的馈入功率表，以提高效率。
3. 3. The techniciantested the feed-through power meterbefore installing it in the factory.
   技术员在安装工厂之前测试了馈入功率表。