铜版印刷机

Copperplate \Cop"per*plate`\ (k[o^]p"p[~e]r*pl[=a]t`), n.
(a) A plate of polished copper on which a design or writing
is engraved.
(b) An impression on paper taken from such a plate.

Note: In printing from a copper- or steel plate the lines are
filled with ink, the surface of the plate is wiped
clean, the paper laid upon it, and the impression taken
by pressing it under the roller of a plate press.

{Copperplate press}. See {Plate press}, under {Plate}.