我国古代劳动人民在同大自然进行的长期斗争中,有过非凡的创造,诸如兴建了贯穿我国南北的大运河,垒起了绵延万里的海塘。修筑了驰名古今中外的“都江堰”……。这些围海造田、劈山筑渠、防洪排涝的改造自然、利用水土资源的壮举,在浩如烟海的古代典籍中都有记载。西周初期,《诗经》中有“原(?)既平,泉流既清”的诗句,是当时中原劳动人民平治水土的写照。春秋时期的重要著作《五藏三经》和《禹贡》,不仅对祖国的山脉和土壤作了详细描述,而且对河流的来龙去脉、季节对河流的影响都作了 In the protracted struggle against nature, the ancient working people in our country had made extraordinary achievements, such as building a grand canal running through the north and south of our country and lining up a seawall that stretches for thousands of miles. Built at home and abroad ancient and modern “Dujiangyan” ....... These reclamation of the sea, hill and stream construction, flood control and drainage of the natural transformation, the use of water and soil resources feat, in the vast ancient books are recorded. In the early days of the Western Zhou Dynasty, the verse of “The Book of Songs” contained “the original (?) Is neither flat nor the spring flows clear”, which is the portrayal of the people of the Central Plains at the time. The important works of the Spring and Autumn Period, “Five Cangsan, Sutra” and “Yugong,” not only described the mountains and soil of the motherland in detail, but also made an analysis of the ins and outs of the river and the influence of the seasons on the river