In MSS, a direct access storage device that does not physically exist. It exists logically on one or more staging drives.

在海量存储系统(MSS)中，物理上不存在的一种直接存储设备，它逻辑地存在于一个或几个登台驱动器上。

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This is a database that exists on the device. It was not added manually, so it can not removed from the list.

上的数据库，并非来自手动添加，因此不能从列表中移除。

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