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

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

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

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