機器
arm
assembly
auto
automate
automated
automation
automobile
automotive
bodywork
business
car
cars
closeup
computer
construction
conveyor
electronics
engineering
equipment
factory
food
frame
futuristic
heavy
hydraulics
industrial
industry
line
machinery
manufacture
manufacturing
mechanical
metal
modern
nobody
part
plant
production
robot
robotic
row
safety
service
sparks
steel
technology
transportation
welding
working