- The technician installed an air drain to ensure there were no air pockets in the water supply system.
技术人员安装了一个排气装置，确保供水系统中没有空气滞留。
- Air drains are essential in HVAC systems to maintain efficiency and prevent damage caused by trapped air.
排气装置在暖通空调系统中至关重要，以保持效率并防止滞留空气引起的损坏。
- Without a proper air drain, the irrigation system can suffer from decreased water flow and pressure issues.
如果没有合适的排气装置，灌溉系统可能会因水流减缓和压力问题而受到影响。
- Regular maintenance of air drains is necessary to ensure they function correctly and prevent air locks.
定期维护排气装置是必要的，以确保其正常工作并防止空气阻滞现象。
