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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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