机译:1H核磁共振和X射线衍射表征重油馏分的平均分子结构
^pKey;
Laboratory;
of;
Heavy;
Oil;
Processing,;
China;
University;
of;
Petroleum,;
Qingdao;
266555;
^pResearch;
Institute,;
PetroChina;
Company;
Limited,;
Beijing;
100195;
X射线衍射分析; 分子结构; 核磁共振; 平均; 表征; 重质油; 多环芳香烃; 组分;