Magic Sheet 33 Catania — Level 1 (RNDT Dataset); — Version 2.0

The Physiographic Domains (DF) represent the geological and physiographic context within which each Sheet (or portions of it) falls.The dimensions of the DF are from sub-regional to regional, i.e. such that a Sheet can also fall entirely within a single DF.The DF are represented using coloured closed areas, on a scale of 1:250,000.The following DF:Piattaforma Continental, continental Scarpata, Incarpata Basin and Batial Plain, Intrascarpata Relief and Seamount, Vulcanic System, Erosive Areas.For the definition of DF, please refer to the document "Guide_Nomenclaturale_Magic.地貌域（Physiographic Domains，简称DF）代表了各图幅（Sheet）或其部分区域所处的地质与地貌背景。地貌域的尺度覆盖亚区域至区域级，即单个图幅也可完全隶属于单一地貌域。地貌域以1:250000比例尺下的彩色闭合区域进行表示。本次涉及的地貌域类型包括：大陆架（Piattaforma Continental）、大陆坡（Continental Scarpata）、陆内盆地（Incarpata Basin）与半深海平原（Batial Plain）、坡间隆起与海山（Intrascarpata Relief and Seamount）、火山系统（Vulcanic System）以及侵蚀区（Erosive Areas）。关于地貌域的定义，请参阅文档"Guide_Nomenclaturale_Magic"。