totalling meter

例句：

1. 1. The totalizing meter was used to measure the amount of gas released during the reaction.
   使用总计数器来测量反应过程中释放的气体量。
2. 2. The totalizing meter was used to monitor the progress of the chemical reaction.
   使用总计数器来监控化学反应的进程。
3. 3. The totalizing meter was used to calculate the efficiency of the process.
   使用总计数器来计算过程的效率。