污染

Based on the theoretical and practical combination, the cooperation function mechanism of the ozonization, activated carbon adsorption and biological degradation of the engineering bacteria in the treatment of the non-degraded organic wastewater was furthered, and a model for pollution removal by ozone immobilized biological filter was built, which provided the theoretical and scientific basis for the future further research and practical application.

文中首次从微生物生理生态学角度，研究了固定化曝气生物活性炭除污染效能和净化机理，在理论与实践结合的基础上，进一步研究了臭氧氧化、活性炭吸附与工程菌生物降解三者在难降解有机废水处理中协同作用机理，总结出臭氧固定化曝气生物滤池除污染模型，为将来的深入研究与实际应用奠定了一定的理论基础和科学依据。

According to distance protection,time protection and material protection to protect;contamination with radionuclides should be treated in accordance with its mutual imˉpaction.

放射性核素的防护应采取距离、时间、材料防护；放射性核素污染应根据污染特点进行去污处理。

And the content of heavy metal elements including Cu,Zn,Pb,Cd and As,etc in the sediment on the bottom of Baoshan River are all seriously higher than the standard value.The paddyfield along both sides of Baoshan River has been seriously poll...

宝山河底泥中Cu，Zn，Pb，Cd，As等重金属含量严重超标；宝山河两侧稻土污染严重，应是宝山河水灌溉所致；宝山河流域稻米Cd，F污染十分严重，已经严重影响到当地居民的身体健康。

One major pollutant contributing to China's bad air is particulate matter, which inc...

纽约时报》的《中国的污染已经到了极限》一文中，提到了一个衡量空气污染的指标。

Some methods of environmental geochemistry, pedology, ecology and statistics are combined applied to study the effects of discarded rocks and mining tailings in metal mining on soil heavy metal pollution and the effects of these contamination on hygienic quality and nutritional quality of Chinese cabbage .

综合运用环境地球化学、土壤学、生态学和统计学的方法开展了矿山废弃物尾矿石的堆置对土壤造成的污染以及矿区土壤重金属污染对白菜的卫生品质和营养品质的影响研究。

raw and auxiliary materials used in the process, they should be brought to the microbial production of environment pollution, especially peptone.

在原辅材料的使用过程中，应注意它们所带微生物对生产环境的污染，尤其是蛋白胨、酵母粉等高含菌量原料的污染

The method of exacting the percolator replacing time comprises the steps of:(1) examining the air pollution degree when the air cleaner is driven,(2) comparing the examined air pollution degree to at least one presettable reference value, applying corresponding weighted,(3) confirming the percolator replacing time by weighted and percolator replacing time.

确定过滤器更换时间的方法包括如下步骤：（1）当驱动空气净化器时检测空气污染程度，（2）比较测得的空气污染程度和至少一个预设定的参考值，应用对应的加权，（3）按照应用的加权和过滤器操作时间确定过滤器更换时间。

It is necessary to know its proportion of the two kinds of pollution in the region for more pertinency for pollution prevention measures during the practical environmental protection.

在现实环境保护工作中，为了使污染防治措施更有针对性，有必要了解区域内两类污染各自所占的份额。

Soil phosphorus as agricultural non-point source pollution is one of the main factors which lead to water pollution.

土壤磷素的农业非点源污染是导致水体污染的最主要的原因之一。

However, the mechanisms of zinc and Cd interactions are not clear yet, most of the studies were limited to phenomena description and there are very few reports on physiochemical studies.

随着人类活动的加强、工业的发展，Cd对环境的污染日趋严重，尤其是对与人类食物息息相关的农业土壤的污染更为严重，直接威胁着人类的健康和安全。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。