◎◎◎
dead zone
⪢⪢
You probably know what a _____ is. It's a place with no cellphone or
wire
less coverage. But the term isn't in the printed dictionary yet. It probably will be some day soon.
http://qindex.info/i.php?x=14742
◎◎◎
copper
⪢⪢
Copper is a red-brown metal often used in electric
wire
and pipes.
http://qindex.info/i.php?x=13303
•
Wire
less Radio Modulation
How Can We Improve
Wire
less Radio Modulation?
http://qindex.info/i.php?x=9372
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• Wireless Radio Modulation
