二十一世纪即将到来的世纪之交，国家重点科技攻关项目《夏商周年表》正式公布，把我国的历史纪年由公元前８４１年向前延伸了１２００多年：公元前２０６９年为中国开元之年。从司马迁《史记》以来，２０００年间一直困扰中华文明史的一个千古谜团，终于在现代科学面前有了较 At the turn of the century at the turn of the 21st century, the “Xia Shushang Chronological Table”, a national key scientific and technological project, was officially announced, extending the historical year of our country from 841 BC to 1,200 BC: BC 2069 BC year. Since Sima Qian’s “Records of the Historians,” an eternal mystery that has plagued the history of Chinese civilization for more than 2000 years has finally lagged behind modern science