1. It has been proved in our experiments that (1) Dihydrocoumarin can be formed from the reaction between coumarin and tetralin;
   本实验证明了: (1)香豆素和四氢萘反应生成氢化香豆素;
2. A 77.5% of reduction in deposit formation could be obtained when the multiplex additive of tetralin/ tetralone binary donor and diphenyl diselenide was added into n-dodecane.
   复合添加剂比单一试剂效果更明显，二元供氢剂与二苯二硒的复合添加剂可减少77.5%的裂解沉积。
3. Through IR analysis, the main component in group II was identified as dialkyl-benzene, while in Group III was monoalkyl-benzene as well as dialkyl-tetralin and indane (DTI).
   然后用紫外法求得了第Ⅱ族组分中邻、间二烷基苯之和与对二烷基苯的质量比约为1∶409。

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