And in terms of equations that we use, it's sometimes easier to plug in the fact, since momentum is equal to mass times velocity.

在我们使用方程这方面，事实上有时是很容易代入的，因为动量等于质量乘以速度。

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With a VESA mount, you can hang it in your bedroom and use Windows Media Center to pull in content from your main PC or even plug in a digital cable tuner and use it as a stand-alone entertainment system.

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The pen has been designed to be compact and easy to use, you just plug it into a power socket and can start drawing anything within minutes.

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Instead of sending the data to an expensive lab testing company, you may plug the data into your laptop and use free software and analyze it yourself, or go to your local doctor and have him do the same.

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