英文關鍵字
adjust
adjustment
automobile
balance
balancing
calibrate
car
cell
check
circling
closeup
compensation
control
day
defence
disk
equilibrium
few
fixate
glove
hand
handle
hole
job
mechanical
motion
mount
movement
object
rotate
rubber
service
shape
shell
spin
stand
support
surface
test
tire
tool
trim
trimming
turn
tyre
web
wheel
work