機器
alternator
automobile
automotive
belt
block
camshaft
car
chrome
combustion
component
compressor
diesel
dirty
electrical
engine
engineering
fuel
gear
generator
head
iron
mechanic
mechanical
metal
motor
oil
old
overhaul
parts
pile
power
pulleys
recycle
repair
rusty
scrap
scrapyard
screw
service
spare part
starter
steel
system
transmission
transport
transportation
used
valve
vehicle