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Johnson & Wales大学关于对思科路由器的新攻击方法与思路(从CEH v6培训DVD中取出)

Maya Calendar During his last sabbatical, professor M. A. Ya made a surprising discovery about the old Maya calendar. From an old knotted message, professor discovered that the Maya civilization used a 365 day long year, called Haab, which had 19 months. Each of the first 18 months was 20 days long ...