减压渣油重胶质的热反应生焦特点是：初次反应的较低分子质量的产物中，高芳碳率的产物结合形成中间体产物，然后进一步缩合成焦炭。

The characteristics of the coke produced of the heavy resin thermal reaction is that high aromaticity products form intermediate products and then condense to coke in low molecular weight products.

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