機器
alternator
amp
button
construction
device
diesel
electric
electrical
electricity
emergency
energy
engine
equipment
fuel
gas
gasoline
generator
home
industrial
industry
inside
instrument
light
line
maintenance
mechanic
metal
mobile
motor
outlet
petrol
plug
portable
power
service
small
source
supply
tank
technology
tool
transportable
volt
voltage
watt
white
wire
work