人类因水而生,因水而兴,走过了几百万年的人类发展史,演义了许多因水兴衰的故事。古代社会人们对水的理解不多,对水的利用很少,不能很好利用水的平衡来服务人类生活,只能靠天吃饭,“大雨大灾,小雨小灾,无雨旱灾”。两千年前,司马迁曾感叹“甚哉,水之为利害也”。经济发展到今天,人们力求把水、旱灾的损失降到最低限度,树立旱天有水、涝天能排、洪水后期是资源的思想,牢牢把握水的规律,并不断研究,让水更好地服务人们的生活。随着人类 Humankind is born of water, rejuvenated by water and has traveled millions of years of human development history, staging many stories of water rise and fall. In ancient times, people did not understand much about water, did not use water very much, did not make good use of the balance of water to serve human life, and could only rely on the weather to eat. “Heavy rain, small rain and no rain and drought” . Two thousand years ago, Sima Qian had lamented “very dear, water is also for the benefit ”. Economic development today, people strive to minimize the loss of water and drought, establish a dry day water, flood days to row, the late flood is a resource idea, firmly grasp the law of water, and continue to study, so that more water Good service to people’s lives. With humans