Last Updated
：2025/11/21
mache
Noun
dated
Japanese Meaning
（旧式）体積放射能の単位。子崩壊を無視し、1リットルの空気中で0.001esuの持続電流をイオン化するラドンの量を表す単位。
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(dated) A former unit of volumic radioactivity: the quantity of radon (ignoring its daughters) per litre of air which ionizes a sustained current of 0.001 esu.
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mache
The researchers reported a radon concentration of ten mache in the laboratory air, using a dated unit of volumic radioactivity.
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The researchers reported a radon concentration of ten mache in the laboratory air, using a dated unit of volumic radioactivity.
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