- cryptographical center
- 密码中心
English-Chinese computer dictionary (英汉计算机词汇大词典). 2013.
English-Chinese computer dictionary (英汉计算机词汇大词典). 2013.
Trithemius, Johannes — (1462 1516) German Benedictine ab bot, theologian, and humanist, famous for his learning and efforts at monastic reform but also for his interest in magic, astrology, and other occult sciences. He was born at Trittenheim and studied at Hei… … Historical Dictionary of Renaissance
number game — Introduction any of various puzzles and games that involve aspects of mathematics. Mathematical recreations comprise puzzles and games that vary from naive amusements to sophisticated problems, some of which have never been solved.… … Universalium