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单词 half thickness
释义

half thickness


half thickness

Thickness of absorbing material necessary to reduce by one-half the intensity of radiation which passes through it.

half thickness


half thickness

[′haf ¦thik·nəs] (physics) The thickness of a sheet of material which reduces the intensity of a beam of radiation passing through it to one-half its initial value. Also known as half-value layer; half-value thickness.
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更新时间:2025/1/31 11:16:58