GIS
杞欢搴旂敤
-ArcGIS
GSNIAC: http://www.geo-spatial.net/
kecheng.yang@gmail.com
-1-
缁冧範
7
鍦板舰鍒嗘瀽锛?/p>
TIN
鍙?/p>
DEM
鐨勭敓鎴愬強搴旂敤
DEM
鏄鍦板舰鍦拌矊鐨勪竴绉嶇鏁ｇ殑鏁板瓧琛ㄨ揪锛屾槸瀵瑰湴闈㈢壒鎬ц繘琛岀┖闂存弿杩扮殑涓�绉嶆暟瀛楁柟娉曘�侀�斿緞锛屽畠鐨?/p>
搴旂敤鍙亶鍙婃暣涓湴瀛﹂鍩熴�傞�氳繃瀵规湰娆″疄涔犵殑瀛︿範锛屾垜浠簲锛?/p>
1.
鍔犳繁瀵?/p>
TIN
寤虹珛杩囩▼鐨勫師鐞嗐�佹柟娉曠殑璁よ瘑锛?/p>
2.
鐔熺粌鎺屾彙
ArcGIS
涓缓绔?/p>
DEM
銆?/p>
TIN
鐨勬妧鏈柟娉曘�?/p>
3.
缁撳悎瀹為檯锛屾帉鎻″簲鐢?/p>
DEM
瑙ｅ喅鍦板绌洪棿鍒嗘瀽闂鐨勮兘鍔涖�?/p>
1. TIN
鍙?/p>
DEM
鐢熸垚
.........................................................................
1
1.2
鐢遍珮绋嬬偣銆佺瓑楂樼嚎鐭㈤噺鏁版嵁鐢熸垚
TIN
杞负
DEM................................................
1
1.2 TIN
鐨勬樉绀哄強搴旂敤
.......................................................................
3
2. DEM
鐨勫簲鐢?/p>
.............................................................................
1
5
2.1
鍧″害锛?/p>
Slope
...........................................................................
1
5
2.2
鍧″悜锛?/p>
Aspect .........................................................................
1
8
2.3
鎻愬彇绛夐珮绾?/p>
............................................................................
2
0
2.4
璁＄畻鍦板舰琛ㄩ潰鐨勯槾褰卞浘
..................................................................
2
1
2.5
鍙鎬у垎鏋?/p>
............................................................................
2
4
2.6
鍦板舰鍓栭潰
..............................................................................
2
6
1. TIN
鍙?/p>
DEM
鐢熸垚
鏁版嵁锛氱煝閲忓浘灞傦細
楂樼▼鐐?/p>
Elevpt_Clip.shp
锛?/p>
楂樼▼
Elev_Clip.shp
锛?/p>
杈圭晫
Boundary.shp
锛?/p>
娲辨捣
Erhai.shp
1.2
鐢遍珮绋嬬偣銆佺瓑楂樼嚎鐭㈤噺鏁版嵁鐢熸垚
TIN
杞负
DEM
鍦?/p>
ArcMap
涓柊寤轰竴涓湴鍥炬枃妗?/p>
(1)
娣诲姞鐭㈤噺鏁版嵁锛?/p>
Elevpt_Clip
銆?/p>
Elev_Clip
銆?/p>
Boundary
銆?/p>
Erhai
锛堝悓鏃堕�変腑锛?/p>
鍦ㄧ偣鍑荤殑鍚屾椂鎸変綇
Shift
锛?/p>
(2)
婵�娲烩�?/p>
3D
Analyst
鈥濇墿灞曟ā鍧楋紙鎵ц鑿滃崟鍛戒护
[
宸ュ叿
]>>[
鎵╁睍
]
锛屽湪鍑虹幇鐨勫璇濇涓�変腑
3D
鍒嗘瀽
妯″潡锛?/p>
锛屽湪宸ュ叿鏍忕┖鐧藉尯鍩熺偣鍙抽敭鎵撳紑
[3D
鍒嗘瀽
]
宸ュ叿鏍?/p>
(3)
鎵ц宸ュ叿鏍?/p>
[3D
鍒嗘瀽
]
涓殑鑿滃崟鍛戒护
[3D
鍒嗘瀽
]>>[
鍒涘缓
/
淇敼
TIN]>>[
浠庤绱犵敓鎴?/p>
TIN]
锛?/p>
(4)
鍦ㄥ璇濇
[
浠庤绱犵敓鎴?/p>
TIN
涓?/p>
]
涓畾涔夋瘡涓浘灞傜殑鏁版嵁浣跨敤鏂瑰紡锛?/p>
鍦?/p>
[
浠庤绱犵敓鎴?/p>
TIN
涓?/p>
]
瀵硅瘽妗嗕腑锛?/p>
鍦ㄩ渶瑕佸弬涓庢瀯閫?/p>
TIN
鐨勫浘灞傚悕绉板墠鐨勬鏌ユ涓婃墦涓婂嬀锛?/p>
鎸囧畾姣忎釜鍥?/p>
灞備腑鐨勪竴涓瓧娈典綔涓洪珮搴︽簮锛?/p>
Height Source
锛?/p>
锛岃瀹氫笁瑙掔綉鐗瑰緛杈撳叆锛?/p>
Input as
锛夋柟寮忋�傚彲浠ラ�夊畾鏌愪竴涓?/p>
鍊肩殑瀛楁浣滀负灞炴�т俊鎭?/p>
锛堝彲浠ヤ负
None
锛?/p>
銆?/p>
鍦ㄨ繖閲屾寚瀹氬浘灞?/p>
[Erhai]
鐨勫弬鏁帮細
[
涓夎缃戜綔涓猴細
]
鎸囧畾涓?/p>
[
纭浛鎹?/p>
]
锛?/p>
鍏跺畠鍥惧眰鍙傛暟浣跨敤榛樿鍊煎嵆鍙�?/p>