vacuum residue
短语词组
- vacuum pyrolysis residue 真空熱解渣
- vacuum distillation residue 減壓渣油
- vacuum residue distillation system 減壓渣油系統
- oman vacuum residue 阿曼渣油
- vacuum residue desulfurization 渣油加氫脫硫
- vacuum residue constituents 減壓渣油組分
- pure vacuum residue 全減渣
- Liaohe vacuum residue 遼河減壓渣油
- high vacuum residue 高真空蒸餾殘渣
- vacuum residue fractions 減渣餾分 返回 vacuum residue