驗證網址medical-dictionary.thefreedictionary.com安全性

UVB - definition of UVB by Medical dictionary

ultraviolet [ul″trah-vi´o-let] denoting electromagnetic radiation of wavelength shorter than that of the violet end of the spectrum, having wavelengths of 4–400 nanometers. ultraviolet A (UVA) ultraviolet radiation with wavelengths between 320 and 400 nm,...

網址安全性掃描由 google 提供