Coal pile and excavator at a coal mining site
Palabras clave
pile,
site,
coal,
shoveling,
mining,
construction equipment,
heavy machinery,
industrial,
energy,
fossil fuel,
earthmover,
mine,
extraction,
excavation,
machinery,
transportation,
mineral,
power plant,
bulldozer,
dirty,
loader,
raw material,
shoveling,
quarry,
surface mining,
dig
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