Χαμογελαστός μηχανικός δείχνει το μοντέλο του ηλιακού πάνελ - Πλάνα & Βίντεο Αρχείου

Engineer looking at camera and touching helmet

Smiling businessman wearing helmet

Smiling businessman showing solar battery model

Close up view of business client outdoors, solar panels behind him. Man in business suit inspecting solar energy station.

Solar energy station, satisfied business client walking and looking at solar panels. Work of modern sun energy station in the field.

Engineer looking at camera and touching helmet

Smiling businessman wearing helmet

Smiling businessman showing solar battery model

Smiling engineer dancing with digital tablet

Smiling engineer showing model of solar panel

Smiling businessman looking at camera