名词
中文翻译：Unknown
同义词：
['ventilation equipment', 'air ventilation equipment']
例句：
-
1. The hospital usesa ventilating system to keep the air fresh in the operating room.
医院使用一种通风系统来保持手术室的空气新鲜。
-
2.The new ventilating system greatly improves the efficiency of the building's heating and cooling systems.
新的通风系统大大提高了建筑的供暖和冷却系统的效率。
-
3.The engineers installed a new ventilating hood to improve air quality in the factory.
工程师们安装了一个新的通风罩，以改善工厂的空气质量。