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Pulleys and ropes on a sailing boat
Wind turbines for environmentally friendly energy production on a field in Germany.
Cotton rows ready to harvest in Western N.S.W.Australia.
Tractor Harvesting in Cotton Field
on the hill in Yeongdeok, Gangwondo
Old and unused
Snow plow tractor. Snow removal machine, Snow plow truck
Detailed view of a historical machine (power plant).
Fragment of ferris wheel on the background of blue sky
Small wind turbine with Power Station in background. Alternative energy concept.
Bowling machines, pinsetter equipment
Wind turbines in the cloud and mist on the mountaintop
Process of various paper products manufacturing indoors
renewable energy: wind turbines
Wind turbines in the province of Zeeland in the south of The Netherlands.
Wind turbine yielding 2300-3000 kW of electricity.
Wind turbines on the beautiful autumn meadow.
Gear teeth
Close-up of a large orange mechanical part
Making plastic netting
Liquid nitrogen tanks and heat exchanger coils for producing industrial gas.
Multicolored thread spool in storehouse shelf
Dismantling a belt press in a sewage treatment plant
Traditional ,vintage windmill
wind turbine against blue sky
Various different colored spools of wool full frame.
Cooling pond view throughout the big window on emergency fuel pump room
Portrait of business owner in warehouse
crane hook lifts up the distribution transformer
Wind turbine in Germany with cloudy sky
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