城市dlg数据加工与其入库处理方法的分析

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1、3.1.4图层共有字段信息.....................................................................233.1.5图层特殊字段信息.....................................................................273.2数据图幅元数据..............................................................................314D

2、LG数据加工整理...................................................................................334.1数据分层及建立编码.......................................................................344.2对照表制作..........................................................................

3、............354.3图形检查..........................................................................................364.3.1居民地和垣栅.............................................................................374.3.2工矿建筑物及其它设施..........................................

4、....................384.3.3交通及附属设施.........................................................................404.3.4水系及附属设施（同交通及附属设施类似）............................404.3.5境界..........................................................................................

5、..414.3.6地貌和土质.................................................................................414.3.7植被............................................................................................414.3.8注记.......................................................

6、.....................................424.4拓扑构面..........................................................................................424.4.1居民地、工矿类构面..................................................................434.4.2道路构面...............................

7、.....................................................444.4.3水系构面（水系数据处理方法与道路相同）............................444.4.4植被、地质地貌构面..................................................................454.5属性编辑..............................................................

8、............................454.6图幅接边..........................................................................................474.7去符号化............................................