South Carolina 2015 ESI NAVIGATION_MARINE Polygons, Points, Lines
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This data set contains vector polygons depicting anchorages; vector points depicting access, boat ramp, lock and dam, marine, port, and river mile locations; and...
本数据集包含用于描绘锚地的矢量多边形(vector polygons);以及用于描绘通航点、船坡道、船闸与大坝、海事站点、港口及河英里测点位置的矢量点(vector points)要素,此外还包括……



