Moreover, to lower maintenance efforts, the technique of network harddisk recovery card is adopted in implementing data protection, copy and recovery based on networks.

采取网络硬盘还原卡，实现了硬盘数据保护及网络对拷，达到了减少维护工作量的目的。

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This reduced the code to copy, that is, a reduction of the maintenance code, once the model changes, but also easy to maintain.

这样减少了代码的复制，即减少了代码的维护量，一旦模型发生改变，也易于维护。

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Apart of daily system maintenance, perfect data copy strategies, protection of copy data of production, system and application safely are also counts.

除了日常的系统维护，完善的备份策略外，安全地保护生产数据、系统及应用的备份对整个系统也有着极其重要的意义。

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