The principle of laser marking-off equipment is introduced by use of geometric optics.

利用几何光学方法阐述激光标线仪标线的基本原理。

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We can offer a unity series laser marking-off equipment with power supply inside for using easier.

我们还可以提供电源内置一体式镭射标线器，使客户的使用更加方便。

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The water sealer, mentioned in this paper, consists of water sealed deduster and mixer and is as cut-off equipment.

本文所述水封器是作为切断设备的水封式除尘器和混合器。

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That is sound recorded with equipment placed underwater near the busy shipping lanes off Vancouver Island in Canada.

VOA: special.2011.06.29

If that is not possible, then clean off the equipment and your shoes when leaving.

VOA: special.2009.05.26

Some died from falling off the bridge or from being struck by equipment.

VOA: special.2009.03.04

That baby might be taken off breathing equipment Friday.

CNN: Mother of octuplets has six other children

It dramatically increases the amount small businesses can write off on new equipment investments -- and we want to do more, so that you can write it all off.

WHITEHOUSE: Small Business and the Economy

Think about starting off with used equipment, recommends Cynthia Renzi, coordinator for continuing education at the French Culinary Institute.

FORBES: No Free Lunch