SPE不能直接读取主存，相反地必须通过对内存流控制器(或mfc)的单元使用dma命令来在本地存储和主存之间导入和导出数据。

The SPE cannot read main memory directly, but instead must import and export data between the local store and main memory using DMA commands to a unit called the memory flow controller, or MFC.

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如果用户不能提交表单或没有单击提交按钮就放弃了此页面，那么最后保存的数据会尽可能久地被存储在内存。

If the user cannot submit the form or if he abandons the page without clicking the submit button, the last saved data is kept in memory as long as possible.

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在Linux系统中，您不能通过使用通常用于文件显示的cat实用工具来查看共享内存文件(常指的是shm文件)，因为这些shm文件是以二进制的格式存储的。

You cannot view the Shared memory files (commonly referred as SHM files) by using the cat utility generally used for file display in Linux since these SHM files are in a binary format.

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