Then, on this basis, queted computer DirectDigitalControl (DDC), better effect will be given.
然后，在此基础上进行计算机DDC 控制，效果就会更好；
2
This paper discusses the directdigitalcontrol (DDC) in the air-handing unit of air-conditioning system.
本文将讨论空调系统中空气处理机组的直接数字控制（DDC）设计。
3
These sensors are connected to the central computerized controllers, and interpreted with DirectDigitalcontrol (DDC) control software and a terminal control computer.