Sodium Hyaluronate (NaHA), sodium salt of hyaluronic acid or hyaluronan, is water soluble polysaccharide with a range of......

　　The characteristics of natural organic matter (NOM) released from a representative forest soil under acidic, neutral......

采用多元Ｆｌｏｒｙ分布函数对Ｃｐ２ＺｒＣｌ２／异丁基铝氧烷和甲基铝氧烷制备聚乙烯的ＧＰＣ曲线进行了拟合，获得了很好的结果，表明在茂金属均相催化体系中存在多种活......