词
;The diolefins and alkenyl aromatics are very unstable components which can give gums by polymerization.In giving olefins and alky aromatics the hydrogenation improves the product quality.
二
烃和基芳烃是非常不稳
的组分，可聚合产生凝胶。对于
烃和
基芳烃，氢化可以改善产品质量。
The diolefins and alkenyl aromatics are very unstable components which can give gums by polymerization.In giving olefins and alky aromatics the hydrogenation improves the product quality.
二烃和基芳烃是非常不稳的组分，可聚合产生凝胶。对于烃和基芳烃，氢化可以改善产品质量。
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