英文關鍵字
aerial
antenna
blue
broadcast
broadcasting
cell
cellular
communication
connection
data
dish
equipment
frequency
global
gsm
industry
lte
mast
metal
microwave
mobile
network
phone
radio
receiver
roof
satellite
signal
sky
station
structure
technology
telecom
telecommunication
telephone
television
tower
transmission
transmit
transmitter
umts
wave
white
wifi
wimax
wireless