Unlike a typical PC where the GRUB boot-loader is used to present your dual-boot options, Intel Mac users need to install something extra: ‘rEFIt’.

不像一台典型的个人电脑使用GRUB系统引导管理器显示双启动选项那样，Intel Mac需要安装一些插件比如‘rEFIt'。

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As the large delay, low throughput and frequent data collision in single-channel underwater acoustic networks, this paper devises a dual-channel MAC protocol based on carrier-sense.

针对水声通信网单信道MAC协议时延长、吞吐量低、数据冲突频繁的缺点，提出了水声通信网的载波侦听双信道mac协议。

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Available in three different configurations, customers can choose a Mac mini with the latest dual-core Intel Core i5 or Intel Core i7 processors, AMD Radeon HD 6630M discrete graphics, or a quad-core Intel Core i7 powered server configuration.

ENGADGET: Apple updates Mac mini: Core i5 and i7, Thunderbolt, AMD Radeon HD, no SuperDrive