These complex systems help control water quality.

这些负责的系统帮助控制了水体质量.

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Three key functions of wetlands include flood control , water quality improvement and ecological diversity.

湿地的三大功能是:防洪 、 净化水质和保持生态多样性.

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We research water pollution by determine adherent algae, and provide basis to control water pollution.

通过对着生藻类的测定, 来反映水质的污染情况,为治理水污染提供依据.

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ApplicationStructure: Fire control water band with liner is composed of knitted layer and liner rubber layer.

有衬里消防水带是由纺织层和衬里胶层组成.它用于消防供水或输送其他灭火剂.

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Combining the example of engineering, the fire control water cooling system and foam system are described.

结合工程实例, 介绍了油库的消防水冷却系统和泡沫灭火系统.

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Overflow weir is used to control water hammer and prevent air entrainment in long supply pipelines.

在长距离输水管路出口设置溢流堰可以有效控制水击和防止管路脱空.

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