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

??

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

?????:?????

?????????

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

????????