以下为句子列表：
英文: Abstract: Tertiary butylhydroquinone were synthesized by means of alkanisation with actalyst of cation exchange resin in this paper,and discusses several effective fators to the yield of tertiary butylhydroquinone,including the type of cation exchange res
中文: 文摘:以强酸型阳离子交换树脂为催化剂通过烷基化合成叔丁基对苯二酚，并系统地研究了树脂型号、物料比、反应时间等因素对合成收率的影响，确定了最佳反应条件。
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英文: Shanghai Shangye International Education Exchange Center is an educational agency authorized by Ministry of Education of China, Ministry of Public Security of China and Industry and Commerce Administration Bureau of China.
中文: 上海商业国际教育交流中心是经中国国家教育部、公安部和工商管理局批准的具有合法资格的自费出国留学中介服务机构，专业从事教育国际交流，提供自费出国留学咨询、中介、培训和代理等服务。
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英文: This article discussed the mechanism of removing Ammonia Nitrogen with the artificial fast filtration system by analyzing the ability of removing Ammonia Nitrogen related to the biomass, organic matter and CEC (the total cation exchange capacity) in diffe
中文: 摘要文章通过对不同渗滤层中生物量、有机质、CEC（总阳离子交换容量）和对氨氮去除效果间关系的分析来讨沦人工快速渗滤系统去除氨氮的机理。
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英文: The α-methylstyrene cyclic dimer,liner dimer～trimer,pentamer～octamer, and ,-diphenyl--methyl-amylene- were synthesized from α-methylstyrene(α-MS) with activated clay or strong acidic cation exchange resin as catalyst.
中文: 以α-甲基苯乙烯(α-MS)为原料,以阳离子交换树脂、活性白土等为催化剂分别合成了α-MS环二聚体,线性~ 聚体,~8聚体,.-二苯基--甲基-戊烯- 等化合物。
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