photoelectric pick-up photoelectric pyrometer photoelectric reader photoelectric reflectometer photoelectric relay photoelectric scanner photoelectric sorter photoelectric spectrophotometer photoelectric threshold photoelectric transducer photoelectric tube photo-electric valve photoelectric voltage photoelectrochemical cell photoelectromotive force photoelectron photoelement photoemission photoemissive photoemissive cell |
photoelectric pick-up фотоелектрическо четене фотоелектрическо четящо устройство, фотоелектрическа звукоотнемаща глава Търсената дума е намерена |