英文關鍵字
assembly
automated
automation
background
box
business
closeup
communication
computer
computers
control
delivery
drive
engineering
equipment
factory
horizontal
industrial
industry
laptop
lcd
line
machine
machinery
manufacturing
metal
modern
move
movement
nobody
old
panel
plant
press
production
repair
robot
row
shiny
shipping
sound
steel
technology
text
transportation
volume
work
workshop