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

??

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

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

?????????

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

????????