water supply equipment with lower tank

例句：

1. 1.The new water supply system has greatly improved the efficiency of our daily operations.
   新的供水系统大大提高了我们日常运营的效率。
2. 2.The water supply apparatus is designed to ensure a constant supply of clean water for the entire community.
   这个供水装置设计用来确保整个社区始终有清洁的水供应。
3. 3. The water supply device is an essential part of any modern building, providing fresh and safe water forresidents.
   任何现代建筑都离不开这种供水设备，它为居民提供新鲜且安全的饮用水。