Get him on the blower at once!

马上打个电话给他！

For blower fan coil,adopting local drop ceiling when they are setting with new wind,but adopting a manner of katabatic wind when they arn’t setting with new wind.

对于风盘管，加新风的部分采用局部吊顶，不加新风的部分采用下送风的方式。