???????????????:???? ???????????
2025-02-16 11:05:2442741
?????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???????????,?????????????(????)
??:??