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