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??????????2?15????????? (?????????????? ??????????????????)2????????????????????14?,?????????????????(????????)(?“????????”)???????2?,????,??,?????????????????,???????1.2???????
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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??????
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????(?)????2010?????????????????????(DEM),??????????????????????5?????????????????????????DEM??????????,?????????????????????,??DEM???0.1??(????DEM?)?“???????????,???,?DEM?,?????????????”??,???????????????0.5???????????????????
?,????DEM?DEM??????,???????????,?????58.7??????????????????,??????22.4?????????????
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????,???????????????35.3????????????,?????57.7?,??(?????????????????)
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