英文關鍵字
agricultural
and
belt
brass
close
cogs
combustion
days
driven
engine
factory
farming
flywheel
four
gear
generator
grunge
heat
history
hit
illustration
internal
iron
lincolnshire
lister
machine
machinery
mechanical
mechanism
miss
noise
oil
old
olden
petrol
petter
piston
portable
power
pre
pumping
reciprocating
retro
spinning
steam
stroke
technology
traction
vintage
war
water
wheel
work