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单词
promethium cell
释义
promethium cell
promethium cell
[
prə′mē·thē·əm ‚sel
]
(nucleonics)
A nuclear energy cell in which beta particles from promethium-147 cause a phosphor to glow; the light output is converted to electric energy by photocells.
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更新时间:2025/6/26 5:38:19