機器
abrasive
adjusting
angle
circular
color
colorful
construction
cut
diesel
electric
electrical
electricity
emergency
engine
equipment
fix
flat
fuel
gas
generating
generator
gradient
icon
illustration
industrial
instrument
isolated
maintenance
metal
object
power
red
repair
sanding
sandpaper
saw
service
silver
smooth
steel
supply
symbol
tool
wood
work