| 编号 | 全称 | 缩写 | 总数 | 文章数 | 词频弥散 | 来源期刊 |
|---|---|---|---|---|---|---|
| 1 | cosmic microwave background | CMB | 419 | 14 | 1.858258 | 9504028,9504040,etc |
| 2 | cold dark matter | CDM | 215 | 13 | 1.847367 | 9504052,9504026,etc |
| 3 | big bang nucleosynthesis | BBN | 42 | 4 | 2.001141 | 9504048,9504026,etc |
| 4 | gamma ray burst | GRB | 68 | 4 | 2.002798 | 9508092,9508091,etc |
| 5 | hubble space telescope | HST | 56 | 4 | 1.501767 | 9508131,9508068,etc |
| 6 | active galactic nucleus | AGN | 31 | 4 | 1.500309 | 9510001,9510065,etc |