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Safety engineers inspect the piping system and operation of fire hydrants in the factory. Safety Technician inspects fire hydrant system under building construction
Car mechanic repairs large truck or tractor in workshop. Professional mechanic repairs truck engine. Genuine worker..
Electric technician working on a fuse box or switch board, using pliers or engineering tool. Male electrician doing complex installation and connection of electrical equipment and wiring cables.
Close up of mechanics hands in glows.
A service engineer fixing the engine of a vessel
male engineer workers maintenance automatic robotic arm machine in a factory. worker checking and repairing automatic robot hand machine. technician worker check for repair factory machine.
Auto shop owner taking apart his car transmission.
Robotic technician conduct specialized maintenance on an industrial robotic arm in a manufacturing plant.
swimming pool heating engineer
Mechanic repairman at the factory screws big bolt with large and heavy wrench key, holding it with both hands
Professional wood painter is painting in a garage
Boiler Room - Employee Take Note
Car mechanic repairs large truck or tractor in workshop. Professional mechanic repairs truck engine. Genuine worker..
Close up photo of engine and mechanic's hands
Close up of unrecognizable worker repairing engine and unscrewing bolts with metal wrench, copy space
Young Indigenous Navajo Firefighter in the Fire Station in full fire protective gear, turnout, Getting In To Fire Engine in Monument Valley Utah
Work on the workshop hydraulic press
Submerged arc welding
Caucasian Mechanic Inside RV Coach Bus Diesel Engine Compartment. Replacing Whole Engine of the Vehicle.
Professional car service mechanic working on truck gearbox.
Calm workers controlling aircraft machine. Aircraft maintenance mechanic inspects plane chassis. Engine and chassis of the passenger airplane under heavy maintenance. Engineer checks the aircraft engine. Airport worker mechanic
Senior professional electrical or industrial engineer inspecting and repairing a robotic system in the manufacturing factory close up. Robotic technician repairing - fixing a automated machine.
U.S. Mechanic works on replacing HMMWV fuel tank salvaged from destroyed vehicle in Iraq
Close-up of an auto mechanic man repairing the car on a repair shop
Both of engineers working together in a robotic arm factory, Robotic arm industry and engineering concept.
Industrial electrician and mechanic servicing electrical switching gear and diesel generator.
Technical man talking on radio or walkie talkie while working at industrial plant or factory
Detail shot of a young man pushing button in newspaper factory
Airplane engineer working in an airport hangar checking on aircraft engine before putting it back to flight.
Free Images: "bestof:...May 6, 2015) - Machinist's Mate Fireman Nate Farmer, from Temecula, Calif., performs maintenance on a package conveyer in the hangar bay of USS John C. Stennis"
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