primary pollutant发音

意思翻译

[环境]原生污染物

一级污染物

相似词语短语

primary───adj.主要的；初级的；基本的；n.原色；最主要者

primary colors───红、黄、蓝三原色；n.红，黄，蓝三原色

yucang primary───初级玉仓

primary six───初六

primary cell───[电]原电池

primary source───主源；第一手来源；原始来源，第一手来源

primary aim───主要目的；首要目的

led primary───led初级

primary market───初级市场；初次市场（即证券发行机构）

双语使用场景

Phenols is the primary pollutant for the human health.───酚类是主要的危害健康污染物。

primary pollutant of surface sediment is Organic matter.───表层沉积物主要污染因子为有机质；

Analyze the main index, which include API, primary pollutant, air quality level, in 86 cities of china from Urban Ambient Air Quality Daily Report of 2006.───城市空气质量日报》中中国86个重点城市空气质量主要分析指标——空气污染指数（A PI）、首要污染物、空气质量级别，并对数据进行统计分析。

Primary pollutant discharge has been brought under effective control, the environmental quality has been improved significantly.───主要污染物排放得到有效制约，生态环境质量明显改善。

This study suggested the primary pollutant which should be controlled was PM2. 5 to increase the visibility in Beijing.───研究的结果提示提高北京地区大气能见度，需要控制的首要污染物为PM2.

英语使用场景