日食规律简析

本文在国际天文学会把2009年（纪念伽利略首次用望远镜进行天文观测400年）定为国际天文年的大背景下，借2008、2009连续两年已经和即将在中国境内发生两次日全食的有利时机，为更广泛地宣传天文科普知识而诞生。文章第一小节简要阐述了日食发生的原理及分类；第二小节举例阐述日食观测的科学意义；最后对如何观测和预测日全食做以简略说明。

Under the big background of making year 2009（Commemorating Galileo to use the telescope for astronomical observation for 400 years） as the international year of astronomy by international astronomy academic society, also by taking advantage of year2008, 2009 already had and soon will have two total solar eclipse in China, and in order to widely propagandized the popular astronomical knowledge, this article was born .The first section elaborated briefly the principles and classifications of solar eclipse; The second section explained the scientific significance of solar eclipse observes by examples; Briefly explained how to observe and predict date of total eclipse at last.