Opencast brown coal mine. Giant excavator.
Palabras clave
machine,
mine,
coal,
pit,
industry,
industrial,
mining,
lignite,
machinery,
dig,
digging,
carbon,
fossil,
outcrop,
power,
brown,
open,
energy,
technology,
mineral,
work,
miner,
shoveling,
site,
fuel,
heavy,
earth,
shoveling,
equipment,
excavation,
construction,
big,
geology,
giant,
conveyer
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