为深入了解日本落叶松的纤维特性，该研究对不同树龄和不同部位日本落叶松的纤维形态和纤维素结晶度进行了分析。
This paper had investigated fiber form and crystalline degree of Larix kaempferi in different tree age and different vertical location within a stem.
用IR研究了经射线辐射的精制棉纤维素的相对结晶度的变化，结果表明随辐射剂量的加大，棉纤维素的相对结晶度逐渐减小。
The relative crystallinity of refined cotton cellulose was studied by IR. The results shows that the relative crystallinity of cellulose decrease with the increasing of radiation dose .
根据分解后的图谱计算出纤维素相对结晶度、晶区大小等参数。
Relative crystallinity and size Of crystalline regions were calculated by means of the decomposed diffraction patterns.
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