“空气供给”常见的英文表达是 “air supply”。
例如:
The air supply system ensures a continuous flow of fresh air into the building.(空气供给系统确保新鲜空气持续流入建筑物。 )
We need to check the air supply valve for any blockages.(我们需要检查空气供给阀门是否有堵塞。 )