Through analyzing the reasons of period water reduction in floating bed, it is the concluded that the ions content in raw water is the main reason.

对浮动床周期制水量减少的原因进行多方面分析，通过分析发现原水中离子含量增加是浮动床周期制水量减少的主要原因。

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Structure of superplasticizer was characterized by IR and effects of the product on fluidity of cement paste and water reduction for concrete were investigated.

利用IR表征了其结构，并考察了产品对水泥净浆流动度和混凝土减水率的影响。

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The monthly water balance model for calculating runoff on loess plateau has been used in analyzing the benefits of water reduction by soil and water conservation.

借助适合于黄土高原降雨- 产流特性的月水量平衡改进模型，计算天然状态下降雨应有的产流量与同期实测径流量求得减水效果。

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Experts say a reduction of only four or five percent in body water leads to a drop of twenty to thirty percent in work ability.

VOA: special.2010.07.27

An international standard on water reduction has been launched in an effort to encourage businesses to use water more sustainably.

BBC: Carbon Trust launches scheme to tackle water waste

The Trust decided to branch out from its usual territory of measuring energy use and carbon footprints because there was not a global standard on water reduction, he added.

BBC: Carbon Trust launches scheme to tackle water waste

Many of these businesses stress packaging reduction, water or air conservation, and community development strategies.

FORBES: Does Your Company Have Promise?