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