The utility model relates to a filter with reverse-size filter material which is used for the purification of water.

本实用新型涉及一种反粒度滤料过滤器，用于水的净化。

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Experiments on the designed nanometer function filter material and coating were performed to apply to the purification of water for seawater seed rearing.

设计纳米功能滤料及涂料试验，应用于海水育苗水体的净化。

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In the future, more effective washing techniques, management procedures, and recycling and purification of water will be needed to reduce wastage.

在未来，将需要更有效的清洗技术、管理程序以及水的回收和净化技术，以减少浪费。

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Medical workers in Haiti are now trying to spread the message not to use river water without some form of purification.

VOA: special.2010.11.10

Over the course of the next year, the Team will employ local college students to maintain the program and monitor the efficiency of the water purification technology.

CNN: Students work to improve water quality in India

The project involved the installation of a water purification system capable of producing up to 20, 000 liters of drinking water per day and currently supplies over 600 residents with clean drinking water.

FORBES: Saran Kaba Jones: A Young African Woman And Her Water Legacy

And a project is underway today to create a solar-powered water purification system to supply the needs of 750-1500 people per day.

FORBES: Mobile Solar Generators - One Man's Odyssey to Bring Power Back to New York