Cabinets enclose a rack, which is a frame that provides a means for mounting electronic equipment.

机箱包围着机架，而机架是一个机框，供安装电子设备用。

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Traction Axis with2 motors, 2 pinions, rack and clearance electronic take up.

牵引轴配备两台电机，两个小齿轮，台架以及电子设备安装空间。

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The rack refers specifically to the frame that provides a means for mounting electronic equipment, while a cabinet is fitted with doors and side panels.

机架是专指供安装电子设备的框架，而机箱配有门和边板。

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And then there are the engineers themselves, a rootless but engaging brotherhood that travels the world from rack to rack, helping to keep the electronic show on the road, and whose interactions and dealmaking does a lot to shape the geography of the electronic spider's web that now engulfs the planet.

ECONOMIST: How the internet works

Despite the cost of the equipment, the setting was modest: a 20 by 20 workroom containing a communications relay rack and several mismatched tables full of electronic equipment.

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