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Heavy duty high voltage back up diesel power generators of a public transportation system in a row.
Chemists researching with marine sampling bottles on vessel
Technician Checking Heating System In The Boiler Room
Part of hydraulic pumping engine which is operated in drilling rig operation. Heavy industrial equipment object.
An armed crew member looks up during his patrol of the USS Emory S. Land, a submarine tender of the US Navy docked at Garden Island naval base in Sydney Harbour. On his left is one of four 0.5 calibre machine guns mounted on the ship.  This image was taken on a cold and sunny morning on 29 June 2024.
Serviceman
Diesel generator in the engine room of the ship, close-up.
Close-up of a male engineer adjusting gauges while working in a power station producing heat for homes using water
Female Engineer is checking the instrument of the building
Biogas generator internal structure, North China
Heavy duty high voltage back up diesel power generator.
Outside and inside of a diesel locomotive of the Deutsche Bundesbahn
HMCS Okanagan old Canadian diesel/electric submarine...engine room
Technician Checking Heating System In The Boiler Room With Tablet In Hand
Generator Room Emergency power supply. Powered by Diesel power. Selective focus.
Water distribution and supply. Female red haired claim agent in glasses with digital tablet inspecting pipelines with gauge valves outdoors.\nWater supply and sanitation with hydrant constructions damage
The worker checks the fuel gauge.
Diesel generator in the engine room of the ship, close-up.
Houston, USA - 06 15 2023: Close view on fuel hose of bunker barge  on crane connected to container vessel in bunker station with valves and manifolds during transferring of diesel or bunkering.
Commercial Gas Cylinders loaded in vehicle.
Latin Engineer closely inspecting industrial facility
Heavy duty high voltage back up diesel power generators of a public transportation system in a row.
air condition gauge
Photo of hard working mechanic in his repair garage busy with fixing tractors engine
Whataroa, New Zealand, December 2, 2014: An unidentified driller on the Deep Fault Drilling Project cleans a mud pump during a break while drilling to 1300 metres near Whataroa, New Zealand
Lifeboats on a large passenger ship.
Zamora, Spain - March 20, 2022: Air Force female serviceman handling a fighter plane at a warplane exhibition. HD image.
Female red haired claim agent in squatting position taking photos and inspecting pipelines with gauge valves outdoors
A service engineer fixing the engine of a  vessel
Control Room in the old ship
Free Images: "bestof:Navy 100831-N-7191M-026 Engineman 2nd Class Brittany Davidson checks the fuel rack cylinders for adequate lubrication in the forward emergency diesel generator"
Philia Hellenic Center for Marine Research Heraklion harbour.jpg
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US_Navy_101027-N-8335D-045_Engineman_3rd_Class_Courtney_Arce_tests_fuel_for_impurities_as_it_is_pumped_aboard_the_amphibious_dock_landing_ship_USS.jpg
US_Navy_050528-N-6628F-004_Aircrew_Survival_Equipmentman_2nd_Class_Donald_Arledge_checks_the_customs_forms_to_verify_the_items_are_with_the_proper_vehicle.jpg
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US_Navy_110318-N-SG869-019_Engineman_1st_Class_Brandon_Martin,_left,_uses_an_IM-271-PD_Radiacmeter_to_detect_possible_surface_contaminates_on_Aviat.jpg
US_Navy_080918-N-8534H-003_Aviation_Ordnanceman_2nd_Class_Robert_Marshall_checks_the_flight_plan_while_his_fellow_ordnancemen_disarm_an_F-A-18F_Super_Hornet_on_the_flight_deck_of_USS_George_Washington_(CVN_73).jpg
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