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Blockchain allowed people to guarantee the fidelity and security of a record of data without the need for a third party to ensure accuracy.，详情可参考雷电模拟器官方版本下载
Tracing and identifying the sources of an outbreak is a challenging task that can take months or years. Thanks to the Blockchain, however, companies now know exactly where their food has been—so they can trace its location and prevent future outbreaks.