The volume change of retarding basins were obtained by using the non-dimensional detention theory ,with the known flow hydrograph in the detention facility.

• 为剖析滞洪设施中受制入流历线作用下其滞洪容积变化，以无因次滞洪理论为基础，讨论滞洪池内其滞洪容积对应时间变化情形，进而推求该滞洪池之最小滞洪容积；