单词 | counter-beam |
释义 | counter-beamn. Printing. (See quot. 1874.) ΚΠ 1874 E. H. Knight Pract. Dict. Mech. Counter-beam (Printing), a beam connected to the platen by two or more rods [by] which the reciprocating motion is communicated to the platen. This entry has not yet been fully updated (first published 1893; most recently modified version published online December 2020). < n.1874 |
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