Tractor works in coal factory storage.
Palabras clave
tractor,
coal,
factory,
plant,
mill,
quarry,
ore,
work,
processing,
production,
transportation,
treatment,
station,
business,
construction,
equipment,
structure,
technology,
industrial,
process,
industry,
mine,
separation,
iron,
condensed,
mineral,
mechanical,
conveyer,
pit,
environmental,
environment,
mashed,
receiver,
refinery,
engineering,
energy,
development,
export,
chimney,
built,
extraction,
mining,
metallurgy,
metallurgical,
hoist,
manufacturing,
background
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