???????????????:???? ???????????
2025-02-15 19:33:1139426
???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?,????(?)
????????:??????