英文關鍵字
antenna
antennas
base
battery
broadcast
broadcasting
business
cable
cellular
circuit
city
communication
connection
control
development
digital
electric
electrical
electrician
electricity
energy
equipment
footage
gsm
industry
internet
mast
network
phone
power
radiation
radio
repairman
satellite
signal
station
structure
system
technology
telecom
telecommunication
telephone
television
transmission
transmitter
video
wave