cold water pump cylinder

例句：

1. 1.The cold water pump cylinder is essential formaintaining the cleanliness of the swimming pool.
   冷水泵气缸对于保持游泳池的清洁至关重要。
2. 2.The cold water pump cylinder was designed toimprove the efficiency of the cooling system.
   冷水泵气缸被设计来提高冷却系统的效率。
3. 3.The cold water pump cylinder is responsible fordistributing cool water throughout the building.
   冷水泵气缸负责在整个建筑中分配冷却水。