These patterns represent a few "abstract gauges" that help the steering process to assess scope management, process control, progress, and quality control.

这些模式表现了一些“抽象规格”，对指导评估、范围管理、过程控制、进展和质量控制有所帮助。

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Logical volume management (LVM) is a way systems can abstract physical volume management into a higher-level and usually simpler paradigm.

逻辑卷管理(lvm)指系统将物理卷管理抽象到更高的层次，常常会形成更简单的管理模式。

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As discussed earlier, ZFS incorporates a volume-management function to abstract underlying physical storage devices to the file system.

正如前面所讨论的，ZFS合并了卷管理功能来提取底层物理存储设备到文件系统。

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