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原创 历史上第一个文明是如何诞生的?深入并探秘古老的“苏美尔 ...
水利灌溉是乌鲁克最为重要的文明。自古以来,美索不达米亚这片富饶的土地,是一个雨量稀少的地区,每年汛期,底格里斯河和幼发拉底河定期泛滥成灾。为了灌溉农田,必须利用仅有的河水,引水入渠,让河水沿着专门的水道流淌而不流失。
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