张光斗教授来信《人民长江》编辑部：贵刊１９９４年第７期登载的“美国长距离调水工程考察报告”，介绍美国经验，很值得借鉴。长距离调水工程是必要的，对发展国家经济是必不可少的。文章中讲了美国的调水立法、投资、“以电养水”等等，很少讲到财务和供水水价，而十分... Professor Zhang Guangdou sent a letter to the “People’s Yangtze River” Editorial Department: No. 7, 1994 issue of “the United States long-distance water diversion project inspection report” to introduce the United States experience, it is worth learning. Long-distance water diversion project is necessary, is essential for the development of national economy. The article talked about the United States water transfer legislation, investment, “electricity and water” and so on, rarely talked about financial and water supply prices, and very ...