機器
axle
background
balancing
bearing
coil
colorful
copper
electric
electrical
electricity
electromagnet
electromagnetism
electromotor
energy
equipment
field
generator
inductor
industrial
inside
iron
isolated
macro
magnet
magnetic
metal
motor
object
orange
part
parts
phase
power
rotate
rotation
rotor
science
small
spin
technology
turn
vibrant
winding
wire
wires
wiring