automatic supplementary air valve

例句：

1. 1. The automatic supplementary air valve is designed to regulate the amount of air flowing throughthe system.
   自动补充空气阀的设计是为了调节通过系统的气流量。
2. 2. The engineers installed the automatic supplementary air valve to improve the efficiency of the heating system.
   工程师安装了自动补充空气阀，以提高供暖系统的效率。
3. 3. The automatic supplementary air valve was crucial in maintaining the stability of the pipeline during maintenance operations.
   在维护操作期间，自动补充空气阀对于保持管道的稳定性至关重要。