... 活套靠背法兰 slip-on backing flange 活性沸石催化剂 active zeolite catalyst 活性分子筛颗粒 activated molecular sieve pellets ...
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The FCC catalyst which took HAY zeolite as active component got a good result in the heavy oil cracking test.
由该分子筛制备的FCC催化剂用于重油裂解试验，取得良好结果。
The regeneration ability of zeolite catalyst is examined with thermogravimetry and analysis of active stability of reaction.
通过热重分析和活性稳定性评定考察催化剂的再生性能。
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