工学 电子数据取证 释 data backup 数据备份 将数据集合从应用主机的硬盘或阵列中存储到非易失性存储介质上的安全技术措施。是防止系统出现操作失误或系统故障导致数据丢失的一种方法。
计算机体系结构 存储系统 释文 data backup 数据备份
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