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在研究中孔分子筛HMS表面羟基与钛络合物进行交换反应时,发现交换温度、时间、溶剂,以及不同钛源,对交换反应有较大影响.“,”In studies of the exchange reaction between the HMS surface OH groups and Ti complcxes,we found that the temperature,time,solvent and the Ti source have important effect on the exchange reaction.