機器
accumulator
acid
alkaline
art
battery
canister
capacity
car
charge
charger
choice
component
correct
design
drop
electric
electrical
electricity
electronics
energy
equipment
fuel
full
generation
icon
illustration
industry
interface
isolated
level
low
minus
mobile
object
outline
plus
polarity
power
recharge
recycle
shape
sign
supply
symbol
technology
vector
volt
voltage
weighing