機器
40
abstract
arm
automate
automated
automation
automobile
business
car
closeup
computer
construction
control
conveyor
design
device
electronics
engineer
engineering
equipment
factory
frame
hand
industrial
industry
internet
machinery
man
manufacture
manufacturing
mechanical
metal
modern
motor
nobody
part
plant
processing
production
robot
robotic
silhouette
sparks
system
technology
tool
vehicle
work
workshop