機器
big
car
coal
construction
development
diamond
digger
digging
dump truck
earth
earthmoving
equipment
excavation
excavator
extraction
geology
gold
granite
heavy
industrial
industry
iron
loader
loading
manufacturing
material
metal
metallurgy
mine
mining
opencast
openpit
ore
output
production
quarry
rock
stone
technology
tipper
transportation
truck
uranium
vehicle
worksite