Wireless
first calls
trucks
base
primitive
system
even
city
size
portable units
heavy
transportable
large
mainly
introduce
cellphone
advanced
assigns
frequencies
cost
digital network
increased
vast
majority
|
Simsiz
birinchi qo'ng'iroqlar
yuk mashinalari
tayanch
ibtidoiy
tizimi
hatto
shahar
hajmi
ko'chma birliklar
og'ir
tashish mumkin
katta
asosan
tanishtirish
Uyali telefon
rivojlangan
tayinlaydi
chastotalar
qiymati
raqamli tarmoq
oshdi
ulkan
ko'pchilik
|