英文關鍵字
artificial
assembly
auto
automation
automotive
background
board
cell
chemical
circuit
closeup
component
computer
device
electronic
electronics
engineering
equipment
factory
industrial
industry
intelligence
iron
line
machine
machinery
manufacture
manufacturing
metal
modern
parts
phone
piping
plant
plants
production
repair
robot
robotic
robotics
robots
safety
semiconductor
solder
soldering
steel
support
system
technician
technology
welding
white
work