Nokuba yi-UV-A, i-UV-B, i-UV-C, kunye nezinye iibhendi, okanye i-UV-V enobude obungaphezulu kwe-390nm, basenamandla amangalisayo amangalisayo anokutyhilwa.Ngophuhliso lwethekhinoloji, imisebenzi yesicelo iya kuhlaziywa ngokuqhubekayo kwaye iphuculwe.Xa kufika ihlobo,...
Funda ngokugqithisileyo