Emissivity | 愛學習

The emissivity of a surface depends on its chemical composition and geometrical structure. Quantitatively, it is the ratio of the thermal radiation from a ...

Emissivity is defined as the ratio of the energy radiated from a material's surface to that radiated from a perfect emitter, known as a blackbody, at the same ...

Emissivity is defined as the measure of infrared energy radiated from an object. It can be measured from 0 to 1, when emissivity = 1 it is called blackbody, ...

2021年11月1日 — Emissivity is a measure of how efficiently an object radiates heat, i.e. how well the surface of an object “tells the truth” about its ...

n. 【物】發射率. Dr.eye 譯典通 ...

Emissivity is a surface property which determines how much radiation an object emits at a given temperature compared to a blackbody at the same temperature.

Emissivity is a measure of the efficiency in which a surface emits thermal energy. It is defined as the fraction of energy being emitted relative to that ...