英文關鍵字
button
cable
center
communication
computer
control
corporate
current
data
database
device
display
dmitrov
door
electrical
electricity
energy
equipment
facility
farm
floor
illumination
indoor
industrial
information
interface
lattice
machine
megafon
megaphone
motion
network
open
panel
power
professional
rack
room
row
screen
server
source
supply
system
technology
telecommunication
tilt
transformer
voltage
wire