Then a hexacyclic-ring system formed as a result of molecular recombination, based on which further dehydrogenation occurred.
然后经过重排又转变成了一个具有碳碳双键的六员环体系，并在此基础上进一步发生脱氢反应。
The preparation method adopts the following steps: hexacyclic stone is crushed and ground into ultra fine powder body with the grain size larger than 1000 meshes;
其制备步骤包括将六环石破碎、粉碎、研磨成超细粉体，使其粒度大于1000目；
The preparation method adopts the following steps: hexacyclic stone is crushed and ground into ultra fine powder body with the grain size larger than 1000 meshes;
其制备步骤包括将六环石破碎、粉碎、研磨成超细粉体，使其粒度大于1000目；
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