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

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

??

??:???????????,??????????,??????????????