Ozone is almost unique as an air pollutant because the line between harmless and harmful is very narrow probally more so far ozone than for any other air pollutant.

臭氧作为一种大气污染物是非常独特的，因为在无害与有害之间的界限非常窄，臭氧比其它任何一种空气污染物而言，这种情况更是如此。

Total air pollutant emission control planning is a major urban environmental management approach.

大气污染物总量控制是控制城市大气环境污染主要管理手段.

The footprint of the air pollutant emission control and emission trading in China have been reviewed.

回顾了大气污染物排放总量控制和排污权交易在中国发展的历程.

A set of technical schemes have been developed, which are applicable to study the calculational and distributive method of the total quantity control for urban air pollutant emission in China.

作者提出了一套适合我国城市大气污染物允许排放总量计算与分配的技术路线和模型。

Objective To study tendency of air pollutant concentration in decorated office.

目的了解装修后办公室室内污染物浓度的变化特征。

I've assumed that she lives in an average household with average air pollutant levels.

我还假设她住在一个普通环境，处于普通的空气污染程度中。

They're everywhere. These chemical pollutants are currently not a criteria air pollutant, as defined by the U.S. Clean Air Act.

它们无处不在，这些化学污染物据美国清洁空气法案定义，目前还不在空气污染物的标准中。

To evaluate the effectiveness of new photo - catalytic materials for air pollutant reduction in the under - crossing tunnels.

评估新型道路及墙体光催化材料对下立交地道空气质量的改善效果.

Air pollutant means an airborne substance sufficient to jeopardize directly or indirectly public health or the living environment.

空气污染物：指空气中足以直接或间接妨害国民健康或生活环境之物质。

Birds are also at risk for lung cancer, as well as pneumonia, because their respiratory systems are hypersensitive to any type of air pollutant.

鸟类也有罹患肺癌及肺炎的风险，因为牠们的呼吸系统对任何一种空气污染物都很敏感。