摘要
In the ancient history,Chinese astronomers had made tremendous achievements.They maintained the longest continuous records of all kinds of astronomical phenomena,such as solar eclipses,sunspots,comets and vip stars(nova or supernova),which are still useful today for astronomical research.Ancient
In the ancient history, Chinese astronomers had made tremendous achievements. They maintained the longest continuous records of all kinds of astronomical phenomena, such as solar eclipses, sunspots, comets and vip stars (nova or supernova), which are still useful today for astronomical research.