The latter type prom is also known as an eprom because it can be erased by ultraviolet light and reused . 后一種類型的PROM也稱為EPROM,因為它可以用紫外光擦除其內容后重新使用。
Cholecalciferol is produced by irradiation of 7-dehydrocholesterol with ultraviolet light either from the sun or from an artificial source . 膽鈣化醇是7脫氫膽固醇經日光或人工來源的紫外線照射而產生的。
It helps protect your skin from ultraviolet light 它幫助你的皮膚防御紫外線。
Some systems use ultraviolet light to destory harmful organisms 一些系統使用紫外線來破壞微生物。
Study on treatment of wastewater of dye by ultraviolet light fenton reagent 試劑法處理染料廢水研究
Some systems use ultraviolet light to destroy harmful organisms 一些系統是運用紫外線殺死有害生物。
Some systems use ultraviolet light to destroy harmful organisms 一些系統使用強光來殺死有害微生物。
Anti - yellowing effect of ultraviolet light absorber df - 1 on silk fabrics 1對真絲織物的防泛黃效果研究