一、充分认识水利在振兴陕西经济,促进社会发展中的重要地位和作用 新中国成立45年来,水利建设取得了巨大的成就和显著的社会经济效益。一是发挥了农业命脉的作用。60年代以来,我省粮食总产陆续登上了60、80、100和120亿公斤四个台阶,水地发挥了关键作用,“四田”也起了重要作用。同时,粮食单产水平的提高,为调整种植业结构,发展“两高一优”农业创造了条件。二是支援了城市建设和工业生产。现有水利工程每年向工业和城市生活供水12亿吨,正在建设的西安、铜川等城市供水工程,堪称城市的“命脉工程”,三是为 I. Fully understanding the important status and role of water conservancy in revitalizing Shaanxi’s economy and promoting social development Since the founding of New China 45 years ago, great achievements and significant social and economic benefits have been achieved in water conservancy construction. First, play the role of agricultural lifeline. Since the 1960s, the total grain output in our province has boarded four steps of 60,80,100 and 12,000,000,000 kilograms in succession, and water plays a key role. “Four fields” also played an important role. At the same time, raising the level of grain yield has created the conditions for adjusting the planting structure and developing “two high and one excellent” agriculture. Second, support for urban construction and industrial production. The existing water conservancy projects annually supply 1.2 billion tons of industrial and urban water, and the urban water supply projects under construction in Xi’an and Tongchuan are the “lifeline projects” of the city. The third is the