機器
aggregate
autogenous
automation
ball
chute
classifiers
concentration
conveyor
cyclone
deposit
dressing
dust
excavation
extraction
facility
factory
ferric
grated
grinding
grooved
industrial
iron
line
manufacture
mechanical
metal
metallurgy
mill
mine
mineral
mining
open
ore
pebble
pit
plant
pool
processing
production
purity
refining
rock
rotate
separation
sorter
stone
treatment
wet
work