英文關鍵字
aerial
antenna
asian
background
blue
broadcast
building
cell
communication
communications
construction
denim
dish
electrical
electronic
engineer
engineering
equipment
fitting
foreman
hardhat
helmet
industrial
industry
installing
male
man
modern
network
occupation
people
person
pole
radio
roof
satellite
site
sky
sunset
technology
telecommunication
telephone
television
tower
transmission
transmitter
wireless
work
worker