pollution level

Rainwater with light pollution level is easy to purify.

雨水作为一种自然资源,污染轻,处理容易.

Fine Particle Pollution Level in Air over Beijing

北京市大气中细微颗粒物的污染水平

Compared with other gulf inboard and abroad, heavy metal content in Jinzhou Bay is on a higher pollution level.

与国内外其它海湾比较表明锦州湾也处于较高的污染水平。

The pH value and electric conductivity of tree bark can show the environmental pollution level.

树皮pH值和电导率二者可以定性表示交通环境污染的程度。

Investigation of Agricultural Chemical Pollution Level in Xinjiang Underground Water

新疆地下水中农药污染水平调查

The attachment time was also affected by the blood pollution level.

羊水中血液污染程度越重，贴壁时间越长；

The total pollution level of groundwater caused by the leachate is increasing.

渗沥液对地下水的总体污染程度正在加重.

Insulator's pollution level: Normal class is0, anti-pollution is III level.

绝缘子污秽等级：普通级为0级；防污型为III级；

Both quantitative GC data of alkanes and HPLC data of PAHs indicated that organic pollution level was higher in Temple of Heaven site than that in Ming Tomb site.

GC定量分析正构烷烃的结果和HPLC定量分析多环芳烃的结果均显示，天坛站点的有机物污染浓度大于十三陵站点。