phenolic group modified 酚羟基改性
hydrogen atom of phenolic group 酚羟基的邻位或对位氢
phenolic oh group content 酚羟基含量
The FT-IR indicates that the phenolic group in the weak acid oil subsection and carbonyl group exist in the neutral oil subsection.
红外光谱分析说明，弱酸性精油中含有酚的结构，中性精油中含有较多的非共轭羰基结构。
Donors such as amine and phenolic groups, when positioned ortho to a nitro group, are always involved in intramolecular hydrogen bonding.
在硝基邻位上存在的氢键给体如胺基，酚基时，总与硝基形成分子内氢键。
It is observed that phenolic group in phenolic acids appeared toxic to microbials and enzymes, and was main group to effect inhibition of nitrification.
本文观察到酚酸类化合物分子中的酚羟基对土壤中氮硝化有关的微生物及酶具有毒性作用，是抑制土壤中氮硝化作用的主要影响基团。
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