機器
燃やす
abstract
background
business
cable
closeup
concept
conductor
connect
connection
copper
copper wire
electric
electrical
electricity
electronics
energy
engineer
equipment
factory
industrial
industry
isolated
lead
line
material
metal
metallic
object
plug
power
product
raw material
recycle
recycling
repair
safety
scrap
scrap metal
smoke
supply
system
technology
texture
textured
voltage
wallpaper
white
wire