由数千或更多的半个蔗糖分子D-葡萄糖构成葡聚糖、淀粉和纤维素；
From thousands or more D-glucose moieties of sucrose the glucans, starch and cellulose, are built.
纤维素中直链葡聚糖分子由氢键连接在一起。
The linear glucan molecules of cellulose are bound together by hydrogen bonds .
纤维素中直链葡聚糖分子由氢键连接在一起。
The linear glucan molecules of cellulose are bound together by hydrogen bonds.
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