(1) Centralized air conditioning system: the centralized air conditioning system is to set all kinds of air handling equipment and fans in a special machine room, to process the air in a centralized way, and then send the treated air to each air conditioning room by the air supply system.<br>(2) Semi centralized air conditioning system: in addition to the centralized air handling room, secondary treatment equipment is also set in each air conditioning room to further supplement the air from the centralized treatment room.<br>
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