???????????????:??????????? ????
2025-02-16 12:27:0086593
????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????????????,??(??????????????????)
??:?????????