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

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

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

???:???????