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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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