为防止呼吸机呼气管道中的含菌气体扩散污染病房空气，引发交叉感染。
For avoiding the diffusion of the gas containing bacteria in the tube of the respiration apparatus to pollute the air in ward and make the cross-infection.
现在一种无形的污染正开始扩散。
这只鸟儿从浮油中被救出，“深水地平线”海上石油钻井平台倒塌后，扩散的浮油污染了大片海域。
The bird was recovered in the area where a giant oil slick spread after the collapse of the Deepwater Horizon offshore oil rig.
包括原油从哪里扩散，哪部分土地受了污染，哪些野生动物受到了影响。
This included where the oil spread, what land areas were affected, and effects on wildlife.
而这一情形反过来又会污染饮用水并引发痢疾，这种疾病的扩散速度非常之快。
That, in turn, fouls drinking water and can cause diarrhea, which spreads quickly.
这种污染物很容易在大范围的地理区域内扩散，保持其毒性，并具有在生物脂肪组织内积累的倾向。
The pollutants disperse easily across wide geographic areas, retain their toxicity, and have a tendency to accumulate in the fatty tissues of organisms.
科学家预测，如果它污染了北极，就会向世界各地扩散。
Scientists predict that if it makes it to the Arctic, it could spread around the world.
禁止污染企业和城市污染物向农村扩散，控制农村面源污染。
We will prohibit the relocation of urban polluting enterprises and dispersal of urban polluting materials in the countryside, and control non-point source pollution in rural areas.
杰夫·马斯特斯：油污将沿墨西哥湾沿岸扩散，污染大部分的海岸。
Jeff Masters: you're going to see oil get over a large portion of the shore, along a good portion of the coast of the Gulf of Mexico.
不利于污染物的扩散和降解。
并且会导致空气中污染物不易扩散，增强有害物质的毒性，严重的，还可能会导致毒雾发生。
And can lead to air pollutants is not easy to spread, enhanced the toxicity of harmful substances, serious, may also cause smog.
因此有利于污染物的扩散和降解。
It is conducive to the spread of pollutants and degradation.
土壤侵蚀的过程也是核污染扩散和迁移的过程。
The process of soil erosion is also the diffusion and migration process of nuclear pollution.
官员表示北方恶劣的天气条件也影响了污染物的扩散。
Officials say unfavourable weather conditions in the capital have prevented pollutants from dispersing.
企业周围应无有害气体、烟尘、灰尘、放射性物质及其他扩散性污染源。
There shall be no harmful gas, soot, dust, radioactive substances or other diffusible sources of pollution around the enterprise.
在现场监测、污染源解析的基础上，应用修正后的高斯扩散模型，计算出燃煤污染物暴露浓度。
Based on the field monitoring , investigation and parsing of pollutants sources, a mathematic model was used to calculate the exposure to pollutants from coal burning.
对线源模式进行了研究，提高了其计算速度及计算精度，解决了在普通微机上实现线源污染扩散的计算问题。
The line source mode was also improved with increased computation speed and accuracy, thus realizing the use of PC for line source pollution diffusion modeling.
研究了连续点源污染物在近区的垂向扩散规律。
The mixing law of the continuous point source, in the nature flow, is studied.
数值模拟表明了风遇到建筑物时的绕流情况，研究成果可为城市规划和住宅小区建筑物的优化设计以及分析建筑物周围空气污染物的扩散和累积提供参考和应用基础。
The results also provide the useful guideline and references to a certain extent for city planning and designing as well as the diffusion and cumulation of air pollutants around buildings.
东京电力公司称他们正筹划着在大海中建一屏障来帮助阻止核污染海水在海洋中的扩散。
TEPCO said it was also planning to drape a curtain into the sea off the nuclear plant to try to prevent radioactive silt drifting out into the ocean.
解决了厨房的油烟扩散及污染问题。
Our kitchen products solve the problem of lampblack pervasion and pollution.
之后采用近地面尘降模型，计算了这类污染源在不同气象层结下的扩散状况，得出其污染浓度对大气环保浓度的分担率。
Then, the concentration under different wind diffusion condition are analysized by using ground pollution mode so that the ratio of contribution to the total pollution limit is obtained.
研究汽车排放污染物扩散规律及模式成为研究治理和降解汽车排放污染的必要手段。
The measures studying on the law and the models of automotive emission diffuse are necessary to cure or degrade automotive emission.
研究汽车排放污染物扩散规律及模式成为研究治理和降解汽车排放污染的必要手段。
The measures studying on the law and the models of automotive emission diffuse are necessary to cure or degrade automotive emission.
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