機器
arm
auto
automobile
automotive
box
car
change
clutch
component
detail
diesel
disk
engine
engineering
gear
gearbox
hand
industrial
industry
kit
maintenance
mechanic
mechanical
mechanism
metal
metallic
motor
new
part
people
power
repair
replacement
service
set
spare
steel
technology
tool
transmission
transport
truck
vehicle
vintage
wheel
worker