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1909年10月2日1909年10月2日,由中国人设计建造的第一条铁路——京张铁路举行通车典礼。京张铁路全长449里,始建于1905年,由总办詹天佑负责设计建造经营。詹天佑被近代铁路工程专家誉为中国首位铁路总工程师,有“中国铁路之父”“中国近代工程之父”之称。1874年10月9日1874年10月9日,22个国家的代表签署了第一个国际性的邮政条约——《伯尔尼条约》,万国邮政联盟从此成立。1969年,在日本东京召开的万国邮政联盟第16届大会通过决议,将每年的10月9日
October 2, 1909 On October 2, 1909, the opening ceremony of the Beijing-Zhangjiakou Railway, the first railway designed and built by the Chinese, was held. Beijing Zhang Railway a total length of 449, was built in 1905, Zhan Tianyu by the general manager responsible for the design, construction and operation. Zhan Tianyou has been hailed as the first railroad chief engineer in China by modern railroad engineering experts and has the title of “father of China’s railways” and “the father of modern Chinese engineering”. October 9, 1874 On October 9, 1874, the representatives of 22 countries signed the first international postal treaty, the Berne Treaty, and the Universal Postal Union was formed. In 1969, the 16th General Assembly of the Universal Postal Union, held in Tokyo, Japan, passed a resolution that will be held every year on October 9