photoelectromotive force photoelectron photoelement photoemission photoemissive photoemissive cell photoemissive effect photoemitter photoemulsion photo engraving photofabrication photofission photoflash photoflash lamp photoflash tube photoflood lamp photogeology photogoniometric method photogrammetric photogrammetric survey |
photoelectromotive force фотоелектродвижеща сила Търсената дума е намерена |