⭐ 欢迎来到虫虫下载站! | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站

📄 ch21.mht

📁 如果想学习操作系统
💻 MHT
📖 第 1 页 / 共 5 页
字号:
------=_NextPart_000_0299_01C496B8.CF76BA30
Content-Type: image/gif
Content-Transfer-Encoding: base64
Content-Location: http://oa.gdut.edu.cn/os/multimedia/images/NEXTSECT.GIF
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------=_NextPart_000_0299_01C496B8.CF76BA30
Content-Type: image/gif
Content-Transfer-Encoding: base64
Content-Location: http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/images/biaoti.gif
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------=_NextPart_000_0299_01C496B8.CF76BA30
Content-Type: image/gif
Content-Transfer-Encoding: base64
Content-Location: http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/images/qianchuitu.gif
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------=_NextPart_000_0299_01C496B8.CF76BA30
Content-Type: image/gif
Content-Transfer-Encoding: base64
Content-Location: http://oa.gdut.edu.cn/os/multimedia/oscai/chapter2/images/link21.gif
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⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -