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本文导出矩形渠道内比能方程的一个精确解。此解法陕速简便,是对试算法或其它算法的精确取代。不过应强调,此法只适用于矩形渠道。用于明渠的比能的概念定义
This paper derives an exact solution of the specific energy equation in a rectangular channel. This solution is quick and easy in Shaanxi, which is an accurate replacement of the trial algorithm or other algorithms. However, it should be emphasized that this method only applies to rectangular channels. Conceptual definition of specific energy for open channels