科学家称这两项研究都表明，生态系统的某些部分对于大气污染的减少反应迅速，但这些发现不应该成为允许污染的理由。
Scientists say both studies demonstrate that certain parts of the ecosystem respond rapidly to reductions in atmospheric pollution, but that these findings should not be used as a license to pollute.
光化学烟雾是大气污染的一种，它不仅危害人们的健康，而且严重威胁着生态系统的平衡。
The photochemical fog is one kind of the atmosphere pollution. It endangers not only people's health but also the balance of the ecosystem.
因大气污染而不断增加的大气氮沉降量，在许多地区超过了森林生态系统的氮需求。
The increased deposition of atmospheric nitrogen due to the air pollution has exceeded the demands of forest ecosystems in many areas.
采用多指标多因素的综合评判方法对兰州市城区大气污染的变化规律及其给人群健康带来的影响，进行了系统的分析。
The study has systematically investigated the tendency and the effect of atmospheric pollution on resident's health in Lanzhou urban area using comprehensive multi-factorial analysis.
同时，介绍了鞍钢矿山节水、大气污染控制、矿山生态系统恢复、尾矿综合利用的情况。
Besides, the situation of water saving, air pollution controlling, mine biology system resuming, comprehensive utilization of tailings are introduced.
介绍工业污染源大气污染物排放连续监测系统的系统结构和应用范围，重点讨论一体化工作站在此系统中实际应用和性能特点。
The structure and application scope of an air pollution measurement system are introduced, and it is mainly described the application and feature of industrial workstation in the whole system.
将地理信息系统应用于城市突发性的大气污染事故，对大气扩散模型的图形技术进行开发研究。
GIS is applied to air pollution emergency in urban areas. The figured technology of atmosphere diffusion model is studied.
目的探讨煤烟型大气污染对中小学生呼吸系统健康的影响，为大气污染的预防控制提供依据。
Objective to investigate impact of coal-burning air pollution on respiratory system among primary and middle school students, and to provide evidence for the prevention and control of air pollution.
本文较全面地总结了拉萨城市大气污染现状，系统分析了大气污染形成原因，并结合拉萨的实际探讨几点防治措施以供参考。
This article summarizes the present situation of atmospheric contamination in Lhasa city, analyzes the reasons of pollution, and puts forward some solving measures for reference.
结果大气污染在冬季对居民呼吸系统疾病造成的死亡影响高于夏季。
Results There was a stronger association between air pollution and respiratory daily mortality in the winter than in the summer.
该雷达系统能监测四种大气污染物，即大气气溶胶、二氧化硫、二氧化氮和臭氧。
This lidar system allows three-dimensional measurements by using a steering unit, and can measure four kinds of pollutants in atmosphereaerosol, SO 2, NO 2, and O 3.
该雷达系统能监测四种大气污染物，即大气气溶胶、二氧化硫、二氧化氮和臭氧。
This lidar system allows three-dimensional measurements by using a steering unit, and can measure four kinds of pollutants in atmosphereaerosol, SO 2, NO 2, and O 3.
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