spent catalyst
短语词组
- spent FCC catalyst residue 廢
- spent -catalyst hopper 用過的催化劑料鬭
- spent methanol catalyst 廢甲醇催化劑
- spent nickel catalyst 廢鎳催化劑
- Spent alumina catalyst balls 鋁制球
- spent FCC catalyst 廢FCC催化劑
- spent refinery catalyst 鍊油廢催化劑
- spent vanadium catalyst 廢釩催化劑 返回 spent catalyst