外观吊牌不同纸张质量，字体或麻线附件？
Exterior hangtag with different paper quality, font or twine attachment?
采用无段速度变换装置，适合不同纸张给纸。
Adopts the above speed change device to fit different paper paper.
本文运用傅里叶变换红外光谱显微技术，测定了不同圆珠笔在不同纸张上书写字迹油墨的红外光谱。
The IR spectra of different ball pen script at different paper were determined by FTIR microscope and ATR objective.
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