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

??

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

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

?????????

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

????????