emission standard
短语词组
- emission control standard 排放控制标准;污染物排放控制标准
- emission concentration standard [环境]浓度排放标准
- emission n standard 散发标准
- emission performance standard 排放标准;效标准;绩效性指标
- emission on standard 达标排放
- emission below standard 达标排放
- emission charge standard 排污收费标准
- Holmium -166m Gamma-ray Emission Rate Standard 钬
- car emission standard 汽车排放标准 返回 emission standard