機器
activity
arm
assemble
assembly
auto
automation
automobile
automotive
car
closeup
color
control
device
economy
energy
engine
factory
futuristic
horizontal
image
indoors
industrial
industry
interior
line
machinery
manufacture
manufacturing
mechanic
metal
metallic
motor
no
order
people
plant
production
robot
robotic
sparks
steel
technology
transportation
vehicle
welding
work