機器
air
auto
automotive
background
capacity
color
compression
compressor
cylinder
duster
equipment
filter
gear
high
horizontal
image
industrial
industry
isolated
mechanical
metal
metallic
motor
old
pneumatic
portable
power
pressure
pulley
pump
rotor
spares
tool
unusable
used
useless
vehicle
waste
water
white
worn
worthlessaggregate