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单词
radiation vacuum gage
释义
radiation vacuum gage
radiation vacuum gage
[
‚rād·ē′ā·shən ′vak·yəm ‚gāj
]
(engineering)
Vacuum (reduced-pressure) measurement device in which gas ionization from an alpha source of radiation varies measurably with changes in the density (molecular concentration) of the gas being measured.
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更新时间:2025/7/31 13:46:21