| |||
contaminant; pollutant | |||
air pollutant (in der freien Atmosphäre); atmospheric pollutant (nonradioactive, in der freien Atmosphäre) | |||
air pollutant | |||
atmospheric pollutant | |||
air-polluting material; toxic | |||
| |||
air pollutant; airborne pollutant |
luftverunreinigender Stoff: 13 短语, 4 学科 |
一般 | 2 |
环境 | 8 |
自然资源和野生动物保护 | 2 |
运输 | 1 |