因此，有关双机热备份技术的讨论和理论研究也就很少。
Therefore, the discussion and theory research of this technology is very little.
快照备份技术是提高系统可用性的一个行之有效的方法。
Snapshot technology is an effective solution to improve the system availability.
存储和备份是最重要的事情在互联网和技术的世界。
Storage and back-up is one of the most important things in Internet and Technology world.
数据库备份是用于保障数据库信息的安全和稳定的重要技术手段。
The database backup is an important way for the safety and stability of database information.
数据库备份是用于保障数据库信息的安全和稳定的重要技术手段。
The database backup is an important way for the safety and stability of database information.
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