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The pattern in the waves made by a paddlewheel boat as it moves across the water.The paddlewheel itself is also seen.
Ship's bronze propeller, close-up. Ship propeller blades.
Rotary aerators used in large fish ponds
Close-up of the internal motor of the air purifier
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Photo taken in New Orleans, United States
Metal Turbine Fan
Shrimp cultivation pond in the Pangandaran, Indonesia. Industry area for livestock production, aquaculture.
Lake George, USA - October 10, 2022. Streamboat of Minne Ha Ha at Lake George, New York, USA
Abstract image of the rotating wheel - motion blurred
Sailboat propellers closeup
View of the front of the SS Great Britain's giant red propeller
heater fan close up
Background of a mechanical turbine attached to a train locomotive used for clearing snow from railroad tracks
Snow Machine
Lobster farming. Mechanical Airiation
Banda Aceh 12/25/2021 Daily activities of Javanese village fishermen cleaning nets from fish and trash from the catch and putting them back into traditional wooden boats when the beautiful sun sets
New ship's seven blade bronze propeller, close up.
Gray engine with red blades, electric motor winding, technology and industrial supply
Oxygen in water for fish farming, machine
group of powerful outboard boat motors and propellers, copy space
the Paddle wheel aerator active in aquaculture pond for increase dissolve oxygen in water, Aquaculture concept.
An abstract of a vintage airplane with propellors.
Fan blades of a plane jet engine
CNC machine Cutting Tools on White Background
Red paddle wheel on a boat churning the water
Fishing boat propeller
Spinning Paddle Wheel Aerators with Water Splash for adding oxygen
Close-up Metal boat propeller
Free Images: "bestof:Feathering paddle-wheel (Rankin Kennedy, Modern Engines, Vol V).jpg Paddle wheels"
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