A giant wheel excavator in brown coal mine
Palabras clave
bagger,
big,
bulldozer,
caterpillar,
coal,
coal cellar,
copper,
crawler,
cultivator,
destruction,
dig,
shoveling,
earth,
energy,
environment,
environmental,
excavation,
shoveling,
exploitation,
extraction,
geology,
industrial,
loader,
machine,
mine,
oil,
ore,
pit,
pollution,
quarry,
rock,
shale,
shovel,
dirtied,
sustainability,
technology,
transport,
transportation,
transporter,
trencher
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