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male caucasian operator operating industrial printing press
A maintenance engineer with a white hard hat is working in the control room of the building's cooling system and holding the blueprint to inspect the process.
Aircraft engineer fixing jet engine and using multimeter, close up. Air vehicle mechanic examining helicopter, side view
Engineers inspected the electrical switchboard and verified the operational voltage range. Technician setting electrical in inverter solar panel room
Marine engineer officer in engine control room ECR. Seamen's work. He starts or stops main engine of ship
A man in his 70s wearing a suit and a hard hat and a younger technician wearing coveralls and safety gear working in the control room of a natural gas fired power plant.
Electrical maintenance technician working for checking and monitoring status high voltage circuit breaker switchgear electrical distribution substation in the factory
student pilots learning to fly aeroplain
Smiling ship commander standing with his arms folded
CHP. Huge production of heat generation for the population. Heat electro center. Large-scale enterprise with wires and turbines
Truck mechanic is checking safety using digital tablet.
Side view of a professional aviation mechanic performing a routine inspection of the aircraft bottom
Marine engineer inspecting ship's engine in engine control room ECR. Seamen's work.
Checking small airplane
a data Centre in a satellite room with all the convertors of signals, frequencies and server room
Young Man Controlling Heating Plant
Man in front of control panel
Old Soviet Radio Station
Adult electrician builder engineer testing and screwing equipment in fuse box and repairing of modern electricity power station using data from the tablet.. Automatic control cabinet
Two Aircraft engineers and mechanics in the hangar repairing and maintaining private helicopter.
Young offshore professional engineer checking parameters of working engine in engine room. Offshore engineer making checks on running machinery.
Metal machining industry. Worker operating cnc milling machine
Close-up Air conditioner technician hand check fill refrigerant liquid and maintenance condenser unit, Home care service
Male mechanics with voltage tester working on helicopter engine in hangar.
A shipping engineer near a panel of ship's automation
One man, professional key cutter, making car keys copies on modern machine.
Side view portrait of two professional mechanics wearing overall uniform using professional aviation tools while standing inside aircraft
vocational education students flight simulator training
Control room of an hydroelectric power plant
Worker operating modern industrial machine in production plant.
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