emis·siv·i·ty /ˌɛməˈsɪvəti, ˌiˌmɪˈsɪv-/
放射率
emis·siv·i·ty /ˌɛməˈsɪvətɪ, ˌɪˌmɪsˈɪv-/ 名詞
發射率
emissivity
發射率
Em·is·siv·i·ty n. Tendency to emission; comparative facility of emission, or rate at which emission takes place; specif. Physics, the rate of emission of heat from a bounding surface per degree of temperature difference between the surface and surrounding substances (called by Fourier external conductivity).
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