FAO联合国粮农组织：2025年地理信息-分类系统：土地覆盖元语言（LCML）报告-第二部分（英文版）

The ISO 19144-2 – land cover meta language (LCML) is prepared jointly by Food and Agriculture Organization of the United Nations (FAO) and Technical Committee of International Organization for Standardization (ISO) i.e., Technical Committee 211 (TC211) on Geographic information/Geomatics. This document specifies a Land Cover Meta Language (LCML) expressed as a UML metamodel that allows different Land Cover classification systems to be described based on physiognomic aspects. This document rec