| 编号 | 全称 | 缩写 | 总数 | 文章数 | 词频弥散 | 来源期刊 |
|---|---|---|---|---|---|---|
| 1 | cosmic microwave background | CMB | 58 | 7 | 2.00147 | 9602075,9602023,etc |
| 2 | cold dark matter | CDM | 47 | 7 | 1.003562 | 9602075,9602062,etc |
| 3 | hubble space telescope | HST | 45 | 5 | 2.001905 | 9602064,9602047,etc |
| 4 | supernova | SN | 89 | 4 | 2.009647 | 9602056,9602004,etc |
| 5 | point spread function | PSF | 17 | 4 | 1.000403 | 9602122,9602047,etc |
| 6 | initial mass function | IMF | 38 | 4 | 1.000666 | 9602121,9602084,etc |
| 7 | x ray background | XRB | 37 | 3 | 2.000592 | 9602075,9602061,etc |
| 8 | active galactic nucleus | AGN | 67 | 3 | 1.002639 | 9602118,9602068,etc |
| 9 | standard solar model | SSM | 45 | 3 | 1.004505 | 9602012,9602045,etc |
| 10 | red giant branch | RGB | 105 | 3 | 2.003034 | 9602132,9602057,etc |
| 11 | interstellar medium | ISM | 49 | 3 | 1.002779 | 9602004,9602146,etc |
| 12 | canada france redshift survey | CFRS | 37 | 3 | 2.005553 | 9602044,9602085,etc |
| 13 | luminosity function | LF | 93 | 3 | 2.005722 | 9602044,9602066,etc |