空气质素 meaning in English
air quality
Examples
- Brochure on improving the air quality in offices
改善楼宇的室内空气质素的小册子 - Worsening air quality , noise and physical environment
空气质素噪音和环境恶化 - Brochure on improving the air quality in your home
改善家居的室内空气质素的小册子
air quality