以下为句子列表：
英文: In this paper synthesis process of pseudo boehmite by aluminum sulfate and its application in the preparation FCC catalysts are described.
中文: 摘要报导了以硫酸铝为原料合成拟薄水铝石的工艺以及该工艺所制拟薄水铝石用于只FCC催化剂的制备。
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英文: The results shows that pseudo boehmite being synthesized by aluminum sulfate has the characteristics of lesser impurity and simple preparation procedure, and has better catalytic properties.
中文: 结果表明：以硫酸铭合成的拟薄水铝石具有杂质少、工艺简单、稳定的特点；以该工艺合成的拟薄水铝石制备的催化剂，比工业拟薄水铝石所制催化剂，其微反催化剂活性提高了3%。
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