华夏是有着几千年悠久历史的文明古国。古代流传下来的历史珍宝不胜枚举,其中某些珍宝如古铜镜受光照投射到墙壁,为何能现出背面的图案和文字?据记载,《牧牛图》画在白天看和夜晚看姿态各不同,是何道理?还有一些古文物如经络铜人、周王九鼎、寒山寺古钟等下落还无头绪,这些至今还是个谜。但从本文可以看出这些珍宝并非虚传。 Huaxia is an ancient civilized country with a long history of thousands of years. Historical treasures handed down from ancient to ancient times are numerous. Some of these treasures, such as bronze mirrors, are projected onto the walls by light. Why can the patterns and words on the back emerge? According to records, the “cow pictures” are drawn during the day and at night Different, is it justified? There are some ancient artifacts such as the Meridian Tongren, Zhou Jiuding, Hanshan Temple ancient bell and other whereabouts of clueless, these are still a mystery. However, it can be seen from this article that these treasures are not false.