修补、填缝、不垂流壁材涂覆保护膜。
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。
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.
采用可视化实验和数值计算相结合的方法对窄缝流道内窄边附近的流场进行了研究。
The flow field near the narrow side in a vertical rectangular narrow channel is studied with the numerical simulation and visualization test.
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