Many tools have some support for this in their ability to support multiple users.

许多工具都支持这个，因为它们能够支持多个用户。

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In current OFDM systems, only a single user can transmit on all of the subcarriers at any given time, and time division or frequency division multiple access is employed to support multiple users.

在目前的OFDM系统中，在任何一个特定的时间，只有一个用户可以在所有副载波上进行传送；利用时分或者频分多路访问机制来支持多个用户。

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That operating system didn't support multiple processors, meaning most Mac users were unable to take advantage of the second chip if they spent the money for a two-chip system.

FORBES: Magazine Article

Fusion creates live 3D models of both people and objects, while Interactions adds a whole variety of recognizable gestures to the Kinect for Windows SDK ("push-to-press buttons, grip-to-pan capabilities, and support for smart ways to accommodate multiple users and two-person interactions, " says Microsoft).

ENGADGET: Kinect for Windows SDK gets significant update on March 18, includes Kinect Fusion and Interactions

Other productivity enhancements on the M78 include support for up to three independent monitors so users can run multiple programs simultaneously.

ENGADGET: Lenovo intros ThinkCentre M78 with AMD A-Series APU and a starting price of $449