It OS easy to adjust, its step precision is high, and can be used for a standard DC voltage source for electronic instrument.

该电源具有调整方便、步进精度高等特点，可作为电子仪器直流标准电压源。

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You can even dual boot with the original OS too, making the process easy to reverse.

你甚至可以保留原来的操作系统做双系统启动，这样出问题时容易恢复。

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If you're on OS X, this is as easy as pbcopy < ~/.ssh/id_rsa.pub.

如果你使用的是OS X，pbcopy < ~/.ssh/id_rsa.pub就可轻松搞定。

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Even better, the Charms Bar and toggle-trigger on the left side of the screen are both within thumbs reach, so it's easy to move through the OS while still cradling your tablet in a natural position.

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Similarly, while Apple's OS X's user interface is not just easy to use but engaging, it's just a candy shell built around the kind of tried-and-true Unix software that's powered everything from phone networks to computer science labs for a generation.

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Since the OS has you scrolling through the desktops horizontally, it's all too easy to accidentally open the tray as you scroll back and forth.

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