Therefore, urbanwaterconservancy construction in Japan began to convert to the integrated basin management from the engineering construction of "two dikes and one river".
从此，日本的城市水利建设开始由“两堤一河”的工程建设向流域的全面治理转变。
2
The concepts and methods of the urban development departments and waterconservancy departments used to reckon the drainage discharge are not completely in the same.