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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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