oxygen-enriched air
un. 氧效率
[网络] 富氧空气;富氧空气增
考试词汇表
- Achaemenides
- Achall, Loch
- Achchen, Mys
- Acholeplasma
- Achreioptera
- Achromycin V
- Achroozytose
- Achyrophorus
- Achétinamou
- Acid Blue 74
- Acid Chromic
- Acid,Acontic
- Acid,Benzoic
- Acid,Butyric
- Acid,Choleic
- Acid,Cysteic
- Acid,Digenic
- Acid,Egtazic
- Acid,Ellagic
- Acid,Folinic