機器
backhoe
bobcat
bobcat bulldozer
bobcat loader
bobcat machinery
bobcat tractor
brick
bucket
building
bull
bulldozer
clearing up river
compact
construct
construction
construction equipment
crane
dead trees
digger
digging
drive
earth
engine
environment
equipment
excavator
industrial
loader
loader skid
machinery
mover
mud
scoop
site
skid
small tractor
tires
tractor
trenching
vehicle
water
wheels
work
yellow
yellow skid