tank vent valves

例句：

1. 1.The tank vent valves are essential for maintaining proper water pressure in the system.
   水箱通风阀对于保持系统内适当的水压至关重要。
2. 2.The technicians carefully inspected each tank vent valve to ensure they were functioning properly.
   技术人员仔细检查了每个水箱通风阀，确保它们正常工作。
3. 3. The tank vent valves were replaced as part of a routine maintenance schedule.
   作为常规维护计划的一部分，水箱通风阀被更换了。