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单词
high-vacuum switching tube
释义
high-vacuum switching tube
high-vacuum switching tube
[
′hī ¦vak·yüm ′swich·iŋ ‚tüb
]
(electronics)
A microwave transmit-receive (TR) tube of the high-vacuum variety, as contrasted with gas-tube or semiconductor devices.
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damp proof membrane
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更新时间:2026/2/27 6:54:06