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

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

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

??:????