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单词
photoelectric counter
释义
photoelectric counter
photoelectric counter
[
¦fōd·ō·i′lek·trik ′kau̇nt·ər
]
(electronics)
A photoelectrically actuated device used to record the number of times a given light path is intercepted by an object.
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keppler, joseph
keppra
keppra xr
kepr
kepri
keps
kepsa
kepstrum
kept
kept a check on
kept a civil tongue in head
kept a clean sheet
kept a clear head
kept a close watch
kept a count
kept a count of
kept a house
kept a level head
kept a lid on
kept a lot of balls in the air
kept a lot of plates spinning
kept a low profile
kept a stiff upper lip
kept a straight face
kept a tab on
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更新时间:2025/12/12 23:05:01