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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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