機器
anthracite
black
blasthole
blasting
borer
break
bucket
carrier
cast
coal
cord
crane
derricks
diamond
dig
drill
dust
engineer
equipment
excavator
explosion
explosives
extraction
factory
flash
geology
giant
gold
grab
huge
hydraulic
industry
installation
iron
loader
mine
miner
mineral
mining
open
overburden
rig
rock
soil
transport
truck
well
work
yellow
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