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

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