機器
background
business
circle
closeup
concept
construction
design
detail
energy
engine
engineering
equipment
factory
gear
heavy
illustration
industrial
industry
iron
isolated
machinery
manufacture
manufacturing
mechanic
mechanical
mechanism
metal
metallic
modern
motor
object
old
part
plant
power
production
repair
shiny
steel
technical
technology
tool
transportation
vehicle
wheel
white
work
worker
workshop