The entire process of transfer of data from external systems to SAP Systems. Data transfer consists of the part steps extraction, conversion and loading.
----------------------分隔线上面是 SAP 标准文档中提供的说明
分隔线下面是我的翻译
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从外部系统到 SAP 系统传输数据的整个过程。数据传输由抽取(萃取)、转换和加载等几个步骤组成。