Last Updated
：2025/11/22
emissivity
（ plural ）
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(physics) The energy-emitting propensity of a surface, usually measured at a specific wavelength.
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emissivity
The emissivity of the newly coated aluminum panel at a 10‑micrometer wavelength was lower than expected, affecting its thermal balance.
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The emissivity of the newly coated aluminum panel at a 10‑micrometer wavelength was lower than expected, affecting its thermal balance.
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