機器
build
bulldozer
business
car
design
digger
dipper
distressed
drawing
dredger
drill
engineering
equipment
excavate
excavation
excavator
freehand
graffiti
ground
grunge
heavy
icon
industrial
industry
isolated
lsoil
machinery
mechanical
mining
paintbrush
power
scoop
shovel
sign
silhouette
sketch
splash
splatter
stroke
symbol
technology
texture
tractor
transport
transportation
vehicle
vintage
work