orientation of cellulose molecules
纤维素分子定向排列 orientationofcellulosemolecules
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在纤维素的结晶区和排列高度有序的区域内，纤维素分子结合得比较紧密，树脂不能进入。
In the regions of the cellulose that are highly ordered and crystalline, the cellulose molecules are bound firmly together and cannot be penetrated by the resins.
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