機器
arm
art
assembly
auto
automated
automatic
automation
automobile
automotive
belt
black
business
car
closeup
color
computer
construction
conveyor
design
engine
engineering
equipment
factory
flat
food
hand
icon
industrial
industry
isolated
line
machinery
manufacture
manufacturing
modern
outline
packaging
person
plant
process
production
robot
robotic
system
technology
thin
work
worker