?? > ?? > ??
???????????:??????????????? ????
2025-02-15 18:48:30??:????:???

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

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

??:???

??: