???????????????:??????????? ????
2025-02-15 23:59:4772255
?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????????,?????????????(????????)
??:??