您可以从商务中间租一台笔记本电脑和液晶投影仪。

You may rent a laptop and LCD from the Business Center.

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你知道怎样把投影仪连接到电脑上吗？

How do you connect the projector to the computer?

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电脑技术使文件投影到屏幕上变得方便了。

Computer technology has made it easy to project documents on to screens.

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开电脑和投影仪有先后顺序吗？

Is there any sequence to turn on the computer and the projector?

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开电脑和投影仪有先后顺序吗？

Is there any sequence to turn on the computer and the projector?

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