It discusses the impact of backup and data replication, the often misapplied B2D and D2D strategies, and "tapeless" backup environments.

它讨论了备份和数据复制，经常被误用B2D和D2D战略，以及“无磁带”备份环境的影响。

"Mastering the Sony PMW-EX3" is the easiest way to learn both the fundamentals and advanced features of the new Sony EX3 camcorder and its state-of-the-art tapeless workflow.

“掌握索尼pmw - EX3”是最简单的方法同时学会基础和新的摄像机和索尼ex3的最先进的无磁带工作流的状态高级功能。