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Topographic Mapping – Impermeable Surface
The Impermeable Surface dataset is a 1-bit raster indicating mainly artificial structures o Pixel values of 0 indicate impermeable land o Pixel values of 1 indicate permeable...
እንዲሁም ይሄን ኤፒአይ በመጠቀም ይህን መዝገብ መድረስ ይችላሉ። (see የኤፒአይ ሰነዶችን ተመልከት)