A11专题 - 以“社区”联动 做“平台”赋能

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Ultimately, the most rigorous traceability solutions, including QR codes and microchips, won't be useful if people don't actually check them as a condition of making their purchases. Imitators can simply counterfeit QR code labels, for example.

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Раскрыты подробности о договорных матчах в российском футболе18:01

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