closed air circulation

基本解释

Raymond mill is a closed loop air flow system, and circulation in the flow of positive and negative state.
雷蒙磨粉机的气流系统是密闭循环的，并且是在正负状态下循环流动的。
It is a closed architecture solution utilizing air circulation internal to the enclosure that is completely sealed from room air and environmental conditions.
这是一个封闭结构方案，运用内部空气循环将热量释放到外壳，该外壳完全封闭，与外界空气和环境条件隔离。
The utility model provides a food sterilizing cabinet with air wet removing, which is mainly composed of a control circuit and an air closed-circuit circulation system.
本实用新型提供了一种空气去湿食品消毒柜，它主要由控制电路和空气闭路循环系统组成。
ip.com