機器
activity
big
black
bulldozer
button
color
construction
design
digger
earthmover
equipment
excavation
excavator
grader
green
heavy
hydraulic
icon
industrial
industry
isolated
machinery
mover
outline
pictogram
pit
power
quarry
red
scoop
set
shovel
sign
silhouette
simple
soil
style
symbol
tractor
transport
transportation
vehicle
work