???????????:??????????????? ????
2025-02-15 16:05:1085352
???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?,????????????(??????)
????:??????