機器
block
bulldozer
career
cars
construction
cut
deep
diamond
digging
drilling
earth
earthmoving
environment
equipment
excavation
exploitation
filter
granite
gravel
heavy
industrial
industry
landscape
loading
machinery
machines
madrid
marble
mine
mineral
mining
mountain
mover
pit
power
quarries
quarry
rock
stone
technology
toned
transportation
truck
tyre
vehicles
wheels
work
yellow