waste meter

例句：

1. 1. The waste meter is used to measure the amount of waste produced by a process.
   废物计量器用于测量某个过程产生的废物量。
2. 2. The waste meter was installed in the factory to monitor the waste production.
   工厂安装了废物计量器以监控废物产生情况。
3. 3. The waste meter showed that the factory had been producing more than its capacity.
   废物计量器显示工厂的产量超过了其设计能力。