Thus, when the data for each case or unit of analysis is stored in a single physical record, the file structure is called "logical record length."

所以当每笔数据或是每一分析单位被储存在一笔实体记录时这种档案结构就称为”逻辑记录长度”。

youdao

Thus, when the data for each case or unit of analysis is stored in a single physical record, the file structure is called "logical record length."

所以当每笔数据或是每一分析单位被储存在一笔实体记录时这种档案结构就称为”逻辑记录长度”。

youdao