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。
2
The result has indicated that organic sulfur in No. 8 coal is mainly the multi ring sulfurous sulfid or thio phene analogues.
结果表明，8号煤中有机硫以多环含硫化合物或噻吩型硫为主；
3
SLON-100 vertical ring pulsating high magnetic separator is used to do the experiment of the wet HGMS preliminarily desulphurization and demineralization of coal powder.