水文模型HSPF与水文模型SWMM的耦合方法，可供水文模型学习借鉴。-This scr ipt changes the date format and tabulation of an HSPF ascii time series output file (plt). Midnight in the plt file is represented as 24:00 of the preceding day. SWMM and other programs use 0:00 of the foll