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绚丽多彩的中国邮票中,有记载我国航海事业的邮票。欣赏这一题材的邮票,不但能丰富知识,而且还能激发起我们对伟大祖国的热爱。 1953年发行的《伟大的祖国》组套邮票中,有一枚是描绘古代指示方向的“司南”邮票(见封三邮票)。早在战国时期,我国劳动人民已会利用天然磁石吸铁和磁石能指示南北方向的特性,制作成了“司南”。这枚颇有趣味的邮票画面,是根据出土文史资料制作成的汉代“司南”模型。在内圆外方的平滑的
Among the colorful Chinese stamps, there are stamps describing the navigation of our country. Enjoy this stamp of the subject, not only enrich the knowledge, but also stimulate our love of the great motherland. One of the set of “Great Motherland” stamps issued in 1953 was a “Si Nam” stamp depicting the direction of the ancient times (see the cover three stamps). As early as the Warring States period, working people in our country had made use of natural magnetite attraction and magnetism to indicate the characteristics of the north and south directions and made it into a “south minister.” This rather interesting stamp screen, is based on unearthed historical data made into the Han “Si Nan” model. Smooth on the outside of the circle