| 编号 | 候选名词 | 总数 | 文章数 | 重复频率 | 词频弥散 | 来源期刊 |
|---|---|---|---|---|---|---|
| 1 | boundary condition | 70 | 16 | 4.6 | 0.002271 | 0609003,0609020,etc |
| 2 | spherical symmetry | 27 | 12 | 2.273 | 0.001913 | 0609008,0609024,etc |
| 3 | exact solution | 61 | 12 | 2.545 | 0.001586 | 0609020,0609024,etc |
| 4 | finite time | 36 | 13 | 2.917 | 0.001073 | 0609003,0609019,etc |
| 5 | matter field | 27 | 11 | 2.4 | 0.000676 | 0609003,0609017,etc |
| 6 | general solution | 27 | 11 | 2.1 | 0.000434 | 0609041,0609046,etc |