表面取向指数减小了1.5%，表面微晶尺寸减小，表面活性碳原子数增加了78%。

The surface orientation index reduces by 1.5%, and the microcrystalline dimension also decreases, and the active carbon atoms of carbon fiber surface increase by 78%.

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研究了苯和苯磺酸在铂电极表面的吸附和取向。

The adsorption and orientation of benzene and benzenesulfonic acid on the platinum electrode surface were studied.

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纺丝过程中纤维皮层结构受到更大的拉伸取向作用，并在纤维表面出现一定游离原纤化结构。

A certain degree of free fibrillar structure was observed on the fiber surface due to the sheath structure of the fiber subjected to the greater drawing and orientation.

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