英文關鍵字
business
busy
computer
connection
control
dashboard
data
desk
development
device
dial
dimension
display
distribution
electronics
energy
engineer
engineering
equipment
factory
fuel
gage
generation
helmet
industry
information
ipnes
led
monitor
occupation
panel
people
plant
power
production
professional
safety
scheme
station
switch
system
table
technology
window
worker
working