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Tampilkan postingan dengan label GPS. Tampilkan semua postingan
Tampilkan postingan dengan label GPS. Tampilkan semua postingan

Jumat, 31 Desember 2010

An intro to GPS

An intro to GPS

First , What's the meaning of GPS ?   It's meaning G lobal P ositioning S ystem .     This system is based on a system of satell...
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