duotype

/doo-uh-tahyp, dyoo-/US // ˈdu əˌtaɪp, ˈdyu- //

二维码,二维平面图,二维平面,二元化

Definitions

n.名词 noun

1
Printing.
- : two halftone plates made from a monochrome original but etched differently to create two values of intensity when superimposed in printing.