steam flow recorder

例句：

1. 1. The steam flow recorder is used to measure the flow rate of steam.
   蒸汽流量计用于测量蒸汽的流量。
2. 2. The steam flow recorder was installed in the factory to monitor the production process.
   蒸汽流量计被安装在工厂中，以监控生产过程。
3. 3.The steam flow recorder helped us to identify the source of the leakage.
   蒸汽流量计帮助我们找到了泄漏的来源。