The article analyses the principle, ways of saving water, water-saving amount, evaluation and way of saving water profit, and the internal relation among water-saving goal.

本文分析了节水规划应遵循的原则、节水途径、节水量、节水效益的评价内容与方法，以及与节水目标间的内在联系。

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Castaldi's process reduces the amount of water that needs to be heated in the gasifier, thereby saving energy, and is 10 to 30% more efficient than standard gasification.

卡斯塔尔迪的这一改进了的气化过程能减少气化炉中需要加热的水量，从而节省了能源，而且其效率相对标准气化过程提高了10%至30%。

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By the invention, the reduction scribing waste water is reused and processed, thus leading the water resource to be fully utilized and recovered and saving large amount of industrial water.

减薄划片废水经过本发明回用处理，使水资源充分利用回收，节省了大量工业用水。

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Consumers can reduce the amount of water through direct action - by applying a water-saving showerhead, shutting off the tap during teeth brushing, by not disposing of medicines, paints or other pollutants down the sink etc.

UNESCO: MEDIA SERVICES