機器
alternator
auto
automobile
automotive
background
car
charge
clean
component
current
device
dynamo
electric
electrical
electricity
element
energy
engine
engineering
equipment
gear
generating
generator
industrial
industry
isolated
mechanic
mechanical
metal
metallic
motor
object
part
power
pulley
repair
rotate
service
shiny
spare
steel
supply
system
technology
transportation
vehicle
voltage
white
wire