n. 压盘, 压纸卷筒, 机床工作台

[计] 压纸卷轴

Platen \Plat"en\, n. [F. platine, fr. plat flat. See {Plate},
and cf. {Platin}.] (Mach.)
(a) The part of a printing press which presses the paper
against the type and by which the impression is made.
(b) Hence, an analogous part of a typewriter, on which the
paper rests to receive an impression.
(c) The movable table of a machine tool, as a planer, on
which the work is fastened, and presented to the action
of the tool; -- also called {table}.