Ikhowudi ye-QR, igama elipheleleyo leKhowudi yokuPhendula eKhawulezayo, ekwabizwa ngokuba yi "Quick Response Code", yikhowudi ye-matrix enamacala amabini, eyaphuhliswa yinkampani yeemoto yaseJapan iDenso Wave ngo-1994, kunye nomqambi ophambili wekhowudi ye-QR uYuan Changhong. Ke ngoko eyaziwa ngokuba...
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