?2??15???????? (? ???)2??????????????????????14????,????(?????????)(?????“?”)????????2??????????????????,???,?????????????????,????????,??1.2???????????????????????

??????????????????

2025??????????2?8???????????????,?2????,?????????????????????

???,???????????,????????????3.2???LiDAR??????????????????????,???????60?????????????,?????5??????????????????????

???????1148.17?????,???593.72?,?????554.45?,???????????????????????40???-60???????????????????,?????????????????,??????????????????283?,???????????42.7???908??????????????????(??????????????1162????),??????296???????????????????,?????????????????2562.8?,??????????????????18???283??,?????306???????????,?????????????????????417????

?????????????

?(????????????)??????????????2010???????????????(DEM),?????????????5??????????????????????????????DEM????,??????,?DEM??????0.1?(???DEM?)?“????????????,?????????,?DEM??,??”????,????????????????????0.5????????

??????,??????????????DEM???DEM??,?,?58.7????????????????????,??????22.4??????

??????????????????????(???????)????????????????

???????,????35.3?,????57.7????????????????,???(?)

?????:????????????

??

??:???????????,??????????,??????????????