機器
absorber
alloy
auto
automobile
axle
black
bounce
car
chrome
circle
coil
comfort
curve
detail
energy
engine
equipment
fix
flexibility
flexible
helix
industrial
industry
mechanical
metal
metallic
motor
motorcycle
new
object
part
power
pressure
race
rubber
shiny
shock
shock absorber
spiral
springy
steel
tire
tyre
vertical
vibration
wheel