结果表明，溶出木质素的缩聚程度较高，其共轭双键的增加主要发生在蒸煮前期。

The results show that the condensation degree of dissolved lignin is relative higher and the increase of conjugated double bond is mainly proceeded at the early stage of cooking.

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摘要：叶黄素分子中含有多个共轭双键，导致其水溶性和稳定性较差，极大地限制了其生物利用度。

Abstract: Lutein has many conjugated double bonds, which lead to poor aqueous solubility and stability and constrain its application in commercial and clinical fields heavily.

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在已经合成的螺旋聚合物中，具有主链共轭双键和功能侧基的取代乙炔类聚合物更是引起了广泛兴趣。

Among the synthetic helical polymers, polyacetylene derivatives with conjugated main chains and functional pendent groups, have gathered much more attention.

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在已经合成的螺旋聚合物中，具有主链共轭双键和功能侧基的取代乙炔类聚合物更是引起了广泛兴趣。

Among the synthetic helical polymers, polyacetylene derivatives with conjugated main chains and functional pendent groups, have gathered much more attention.

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