Duplicate data or information copied from one medium to another. 从一种介质向另一种介质拷贝的复制数据或信息。
Files that store bulk copy data created by the bulk copy utility or by synchronization between a Publisher and its Subscribers. 存储由大容量复制实用工具或发布服务器及其订阅服务器间的同步创建的大容量复制数据的文件。