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单词
mercury-pool cathode
释义
mercury-pool cathode
mercury-pool cathode
[
′mər·kyə·rē ‚pül ′kath‚ōd
]
(electronics)
A cathode of a gas tube consisting of a pool of mercury; an arc spot on the pool emits electrons.
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h's syndrome
hst
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更新时间:2026/8/27 1:56:29