?? > ?? > ??
???????????:??????????????? ????
2025-02-15 17:36:33??:????:???

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

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

????:?????

??: