你们记得当我们谈论，再循环的需要吗？

Well do you remember when we talked about the need for recirculation?

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那眼下为何人们对石油美元再循环的担心如此之少？

So why so little worry about recycling petrodollars?

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水是地球如何进行再循环的最好例子之一。

Water is one of the great examples of how Earth recycles.

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您的系统运行时是采用100%新风方式，还是回风参与再循环的方式？

Is your system operating with 100% fresh air, or is the system operating in recirculation?

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要立即清洁空气过滤器的驱动器使用再循环。

To clean air immediately a drive uses Recirculation filter.

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首先，再循环使用的燃料比原来的铀更贵。

First, the recycled fuel is more expensive than the original uranium.

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其研究结果为烟气再循环锅炉的设计、运行提供了参考依据。

The result has reference for the design and operation of flue gas recycle boiler.

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强劲的冷冻系统，高转速的风量再循环系统。

Strong freezing system and air output recycling system at high speed.

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它可能需要几天的再循环净化水。

It may take a few days of recirculation to clear the water.

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使再循环水逐渐地被视为有价值的资源。

Recycled water is increasingly seen as a valuable resource.

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使再循环水逐渐地被视为有价值的资源。

Recycled water is increasingly seen as a valuable resource.

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