结果表明，SEM只能观察到纤丝在棉花纤维表面的排列，但很难进一步观察到纤丝的精细结构。
With SEM, fibrils could be seen, it was difficult, however, to further observe the fine structures in fibrils.
本文对纤维素合成、合成中所需要的酶以及纤维素沉积中微纤丝的作用等方面进行了综述和探讨， 并对纤维素合成的深入研究进行了展望。
The recent progresses in cellulose synthesis, the functions of relative enzymes and microfibril in process of cellulose synthesis were reviewed. The studies in cellulose synthesis were prospected.
长丝是极长的纤维，包括天然丝和化纤丝。
Filament is very long fibre, including the natural fibre silk and the synthetic fibres.
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