物理存储页组织成大小相同的单位，通常称为页帧。

Physical storage is also organized into equal-sized units, most commonly known as page frames.

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让我们来介绍一下AIX 5l中页帧方面一项重要的变化。

Let's discuss one important change in AIX 5l with respect to page frames.

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图1说明了进程地址空间中的虚拟页如何映射到内存中的物理页帧。

Figure 1 illustrates how virtual pages in a process's address space are mapped to physical page frames in memory.

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