测定了发酵前后烟叶碎片的化学成分，结果表明，发酵后的烟叶碎片中的可溶性还原糖含量明显降低，同时有机酸性成分增多，酸值提高。
The results showed that the content of soluble reducing sugar decreased remarkably and the acidic value increased after the fermentation, some volatile organic acids were produced.
彩色光阻剂的主要成分包括：碱可溶性树脂、光固化树脂、颜料、光引发剂、有机溶剂以及添加剂。
The photo resist consists of binder polymer which makes the photopolymer alkaline soluble, multi-functional monomers, pigments, photo initiators and solvents.
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