| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| physical review letters影响因子是多少 | 0.56 | 0.7 | 3274 | 96 | 44 |
| physical | 1.05 | 0.3 | 2515 | 23 | 8 |
| review | 1.96 | 0.5 | 1585 | 100 | 6 |
| letters影响因子是多少 | 0.83 | 0.5 | 2758 | 52 | 28 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| physical review letters影响因子是多少 | 0.31 | 0.5 | 7437 | 98 |
