我国古代的绢丝纺织品,其织造工艺高超绝伦,在上面绘上画,竟可达到能使画面人物在白天与夜间移位的地步,这究竟是什么原理,还有待于科技工作者来破译。据《宋史》记载,在北宋大中祥符年间,有两幅用织造工艺制成的绢丝西幅底料,被丹青高手在其中一幅上画了一猫一鼠,在另一幅上画了一稚童牧牛图。后来,两幅西分别被东安县令宋迪和西洛人狄方用重金购去收藏。县令宋迪虽然是一位很有眼力的品画行家,但总觉得区区一幅绢丝画竟值3000两纹银,实 The silk weaving in ancient China, whose weaving technique is superb and whose top is painted, can reach the point where the characters can be shifted during the daytime and nighttime. What exactly is the principle behind this, and it still needs to be deciphered by science and technology workers. According to “History of the Song” records, during the Northern Song Dynasty Daxiang auspicious years, there are two silk weaving made of silk materials at the end of material, was Danqing master drawn in one of a cat and a rat, in another Draw a childish cow on the map. Later, the two West were ordered by the East County Song Di and Siluo Di Di heavily used to collect. Although the county magistrate Song Di is a very eye-catching picture expert, but always felt that a regional silk screen actually worth 3000 two grain silver, real