查询词典 contamination

In addition, Germany and the Czech Republic have signed a treaty to protect the Elbe River from further contamination.

此外，德国和捷克共和国已签订了一项条约以保护易北河，使之不再进一步被污染。

If a direct current electric field was applied to a polluted soil,the contamination would be motivated in a different way by the electroosmosis and electromigration.

当在土中施加直流电场时，污染物在电渗透和电迁移作用下向相反方向运动。

Take Zetasizer Nano for example, factors affecting the accuracy of measurement such as electroosmosis effect, cross contamination and shoulder width are discussed. New patent techniques of zeta potential analyzer such as M3-PALS and folded capillary cell are also discussed.

以Zetasizer Nano电位分析仪为例，阐述了其测试原理，分析了电渗运动、交叉污染、展宽、信噪比等影响其测试精度的主要因素，并详细阐述了该电位仪所采用的专利测试新技术——M3-PLAS技术和折叠式毛细管样品池技术，最后展望了zeta电位分析仪的应用前景。

Electrostatic precipitation is an air cleaning equipment widely used in collecting dust contamination.

在空气污染控制领域中，静电除尘器是一种应用非常广泛的颗粒污染物净化设备。

Concentrations of heavy metals in the suspended matter and sediment are not obviously affected by elutriation of stream and dilution of tributary stream. This feacture does not change even in the distant reach downstream. Therefore, the suspended matter and sediment are the potential source of heavy metal contamination to the waters for industry and agriculture use.

河流的地质、水文特征决定了河流悬浮物和沉积物成为河流中重金属搬运迁移的主要载体，在几十公里的下游水域中悬浮物和沉积物中重金属含量没有受到其它支流清澈水体的稀释，成为下游工、农业用水的潜在污染源。

During 8 months,we choose emblematical discarding slurry of shengli oil field to deal with.The result indicate contamination all tally with the national standard and local standard.It is prove that this solidify directions for producing chemicals is fit for shengli oil field.

历时八个月，在胜利油田各采油厂选取典型井的废弃泥浆进行现场固化实验100余口，监测结果表明，固化泥浆浸出液中各项污染物指标均能达到国家和地方相关标准，说明本文提出的改进后的泥浆固化工艺能够适用于胜利油田的泥浆体系。

Therefore, how to control contamination emission especially the SO2 emission become an urgent problem should be put more attention.

因此，如何控制污染物的排放，尤其是如何控制二氧化硫的排放，是一个需要研究的紧迫问题。

But the energy was concentrated in a spectacularly sharp line in the emission spectrum--in other words, the radiation was exceedingly uniform, consisting of a single wavelength with little contamination from other wavelengths.

但是能量被集中在发射谱中一条非常狭窄的谱线上。也就是说，辐射是极度均匀的，只包含有一个单一的频率，而没有其他频率的干扰。

Encouragingly, only 7 percent claimed to have issues with contamination and 4 percent with labor shortages.

令人鼓舞的是，只有百分之七的声称有污染和4百分之劳动力短缺问题。

Not directly Health drink, but also for Zuotang, cooking, food more fragrant, pure health system out of ice; From the use of water barrels of water, such as water inconvenience, not outsiders water, not only to protect the security and privacy of home, and avoid the secondary contamination; cleared encrustation, bathing not only skin feeling Shuanghua and showers, nozzle no longer block; wash out feeling fluffy soft clothing, colours more brilliant; bathroom facilities no longer difficult to clean up the White saturate and Xiuban; In the absence of encrustation not only to guarantee an independent heating or heat boiler or Bigualu safe operation and high thermal efficiency, saving energy.

答：不仅仅可以直接生喝，而且用于做汤、做饭，饭菜更香，制出的冰块纯净卫生；免去了使用桶装水订水、等水的不便，不用外人送水，不仅保护了家居的安全和隐私，而且避免了二次污染；清除了水碱，洗澡不仅皮肤感觉爽滑，而且花洒、喷头再也不堵了；洗出的衣物感觉蓬松柔软，颜色更亮丽；卫浴设施再也没有难以清理的白渍和锈斑；由于没有了水碱不仅能保证独立供暖或洗浴用锅炉或壁挂炉安全运行，而且热效率高，节省能源等。问：选择桶装水还是纯水机？

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。