The landscape is also a mesh of aesthetic and pragmatic forms with the movement, collection and filtration of water a tangible element on the ground plane.

景观设计也融和了美学和实际形式，用于在场地运作，收集和过滤水源等实际要素。

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Each of the membrane technologies is essentially a filtration process in which contaminant ions are filtered from solution using a membrane with very small water passages.

这些膜技术本质上都是一个过滤程序，就是用一个有非常细小水通道的膜片把污染物离子从溶液里过滤掉。

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By tweaking his filtration system to leave a certain amount of fish waste in the water, plants can be grown in the same tank.

他通过对他的过滤系统进行调整，保留一定量的鱼的排泄物在水里，这样的话，植物就可以和鱼共生于一池了。

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The model works by using a relatively new understanding of the water filtration process.

VOA: standard.2010.08.04

With complex purification technology beyond the reach of the many developing world communities that suffer from dangerously high levels of the toxic metalloid element in their water supply, this surprisingly simple method of filtration, could quite literally save lives.

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Apart from this, Zafar is also in negotiations with a couple of companies that develop water filtration plants, those that can be powered by solar power.

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"The bacteria concentration after filtration depends on the initial concentration of bacteria in water, " said developer Dr Cui of Stanford University.

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