data base definition file 数据库定义文件
data base definition module 数据库定义模块
base data source definition 基本数据源定义
·2,447,543篇论文数据，部分数据来源于NoteExpress
It is partly to do with the definition of work, and partly to do with the data they base their research upon.
ECONOMIST: Why Americans have plenty of time to read this
应用推荐
模块上移
模块下移
不移动