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郑国是春秋战国末期的水利专家。郑国渠是当时的一项著名的大型水利工程。它起自瓠口(今陕西泾阳),引泾东流,注入洛水,干渠全长近300华里,灌溉农田4万余公顷。然而这一灌区全部处于最高地带,因而形成了完全自流灌溉系统是很不容易的。其科学性、合理性令今日的水利专家赞叹不已。若要追究兴建这项著明的水利工程的原因,却是一个计谋的产物。 公元前246年,秦王政即位,雄心勃勃,统一六国已成为大势所趋。六国之中,韩国最弱,无
Zheng is a water conservancy expert in the late Spring and Autumn Period. Zheng Guqu was a famous large-scale water conservancy project at that time. It starts from the mouth (now Jingyang, Shaanxi), diverted into the Jingdong River, injected into the water, the main canal nearly 300 full-length, irrigated farmland 40,000 hectares. However, this irrigation district is all in the highest zone, so it is not easy to form a fully gravity irrigation system. Its scientific and reasonable praise of today’s water experts. It is a product of a plot to investigate the reasons for the construction of this well-known water conservancy project. In 246 BC, Qin Wang Zheng ascended the throne, ambitious, unification of six countries has become the trend of the times. Among the six countries, South Korea is the weakest, none