large aromatic molecule 大芳香族分子
Aromatic Molecule Detection 芳香族分子检测
aromatic hydroxyl molecule 芳族羟基分子
aromatic series molecule tracing 芳香族分子示踪
From molecule structure of coal, coal reaction character was described by aromatic ring, hydrogenation aromatic ring, alkane, alkane bond, oxy-group.
从煤分子结构出发，煤的反应性可以用芳香环，氢化芳香环，烷烃链、烷烃键和含氧官能团的变化来描述。
The first is the direct extraction of the sulfur atom from the molecule, and the second is the hydrogenation of one aromatic ring followed by extraction of the sulfur atom.
前者为直接从分子中脱去硫原子，后者是一个芳香环先加氢，然后再脱去硫原子。
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