??
????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???????????,???????????????(??????????????????)
??????????????:???????????
????????????????:???? ????????????????????????????