1: DDC (Direct Digital), that is: direct digital controller. 2: Data device 3: DDC (deWey Decimal): Dewey's Top classification method. If according to the professional background of the questioner, it is preferred by direct digital controllers and data design companies.
1: DDC (Direct Digital), that is: direct digital controller.
2: Data device
3: DDC (deWey Decimal): Dewey's Top classification method.
If according to the professional background of the questioner, it is preferred by direct digital controllers and data design companies.