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单词
four-pole double-throw
释义
four-pole double-throw
four-pole double-throw
[
¦fȯr ′pōl ¦dəb·əl ′thrō
]
(electricity)
A 12-terminal switch or relay contact arrangement that simultaneously connects two pairs of terminals to either of two other pairs of terminals. Abbreviated 4PDT.
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puts and calls
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更新时间:2026/1/13 1:23:24