查询词典 purification

Many minerals in nature have the self-purification capacity to hold and stabilize deleterious contaminant,which can be used to deal with heavy metal contaminants.

自然界中的许多矿物自身赋有容纳和稳定有害物质的自净化能力，可用于重金属类污染物的治理。

Previous studies showed that the municipal sewage with low salinity could achieve self-purification by microbial reactions in sewer .

通过72 h的连续批量实验，分析高盐度生活污水在下水道环境中的主要微生物反应以及这些微生物反应对水质的影响。

Transformation after the completion of the new South Lake, Nanjing will be the first constructed wetland through self-purification of "flowing water park."

改造完成后，新南湖，南京将是第一个通过人工湿地的自我净化的"活水公园"。

Firstly, it introduces the composing and nature of natural water body, discusses the reasons, major types of water pollution, transfer, transformation and self-purification mechanism of various pollutants and features of water resources, water pollution situation in China .

一是介绍了天然水体的组成和性质，讨论了水污染形成的原因、主要类型、水体中各种污染物质迁移、转化与自净的机制及我国的水资源特点、水污染的状况。

After treatment, municipal wastewater meets the requirements of water self-purification, continuous recycled utilization and generalization of reuse.

城市污水经处理后，能达到水体自净能力的要求，就能满足了自然水不断循环再用利用的要求，也就在普遍意义上实现了水的再生回用。

Finally, the dissertation points out some flaw in it and bring out some question for further study, as are the mechanisms of all kinds of self-purification, the determination of specific parameter and especially the more scientific and more rational methods for EC calculation.

最后，对本文存在的不足和研究的方向作了展望，认为应该加强对各种自净过程机制的研究、相关自净能力参数的率定，以及提出更为科学合理的海洋环境容量计算方法。

Low abundance and poor compositions of nitrogen utilizing bacteria suggested poor bacterial diversities and weak self-purification of the lake.

这些功能菌群较低的生物量和不太丰富的生物多样性预示着湖泊弱的水体自净能力。

Eco-environmental water demand of river basic functions includes self-purification water use and basic eco-environmental water demand for river.

其中河流基本功能生态环境需水量又包括保持水体自净能力用水和河流基本生态环境需水量。

County to be effective in improving the ecological environment, the air self-purification capacity, increase the capacity of the environment.

全县生态环境得到有效改善，空气自净能力增强，环境容量加大。

And the repairing capability of environment, self-purification

产业；社会贡献单位资源环境损耗量小的产业。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。