空气分布器 meaning in English

air distributor

Method of testing for rating air distributor performance
空气分布器性能试验方法
As air distributor in a variable air volume system , the performance of slot diffuser is the best one , but the type of diffuser is too expensive , so at home many firms try to choose square diffuser
条缝形散流器作为变风量系统的空气分布器其性能是最好的，但这种条缝形散流器过于昂贵，故国内许多公司选择采用方形散流器。