air quality standards
中文释义
空气质量标准，政府规定的空气污染物浓度限值
Regulations that set limits on pollutants in the air to protect health.
常用搭配
- meet air quality standards达到空气质量标准
- tighten air quality standards收紧空气质量标准
- air quality standards compliance空气质量标准合规
例句
- The city struggles to meet air quality standards.这座城市难以达到空气质量标准。
- The plant was fined for breaching air quality standards.工厂因违反空气质量标准被罚款。