At last, it was given to how to realize a useful water-managing project.

然后在分析的基础上，总结出一条有用的水管理实施方案。

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If not from solution water resource to useful water resource aspect take effective measures words, the water resource of Chengdu city will be very tense.

若不从解决水资源向有用水资源方面采取有效措施的话，成都市的水资源将会非常紧张。

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When we talk about recycle and reuse of oil extraction wastewater, we mean to make the original disusing or discharging wastewater become useful water resource after treated by some process.

采油废水的资源化就是将原本废弃或排放的水经过相应处理成为可利用的水资源。

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They hope that future synthetic cells can make useful bacteria for products like bio-fuels or vaccines, and to clean up polluted water.

VOA: special.2010.07.20

The systems are especially useful for those who are too sick to go a long way for water.

VOA: special.2009.07.27

Research suggests that up between 20 and 30 gigawatt-hours (GWh) of electric energy could be stored as useful heat in hot water.

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Nepal says that the rebels are destroying water systems, telecoms equipment and other useful materials.

ECONOMIST: Nepal's rebels are to blame

Water or sports drinks, however, are also useful as well for recreational exercise.

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