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单词 star wheel
释义

Star wheel


(Mach.) a star-shaped disk, used as a kind of ratchet wheel, in repeating watches and the feed motions of some machines.

See also: Star

star wheel


star wheel

[′stär ‚wēl] (computer science) The sensing device of a card punch, which is held in contact with the card under spring tension and which, detecting a hole, closes a contact point.
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更新时间:2025/1/11 5:27:19