The constituter of monose, disaccharides andtrisaccharides was established as follows: glucose9.% ,unknown.8%,maltose0.0合成产物— 糖组成为葡萄糖9.%,未知组分.8%,麦芽糖0.0%,异麦芽糖.78%,麦芽三糖.%潘糖0.08%,异麦芽三糖.%。