序号 | 词频 | 关键值 | 主题词 | 序号 | 词频 | 关键值 | 主题词 |
1 | 504 | 3711.095 | Ma | 16 | 138 | 984.487 | arc |
2 | 345 | 2492.207 | rocks | 17 | 140 | 919.136 | continental |
3 | 220 | 1746.258 | zircon | 18 | 105 | 833.441 | metamorphism |
4 | 201 | 1492.426 | mantle | 19 | 103 | 817.566 | Hf |
5 | 235 | 1332.892 | ages | 20 | 152 | 790.871 | zone |
6 | 186 | 1319.58 | ca | 21 | 93 | 738.191 | Neoproterozoic |
7 | 169 | 1303.553 | subduction | 22 | 192 | 734.459 | climate |
8 | 152 | 1206.505 | crustal | 23 | 95 | 727.355 | magma |
9 | 154 | 1201.056 | Ga | 24 | 92 | 710.972 | sedimentary |
10 | 156 | 1174.631 | Pb | 25 | 109 | 709.621 | volcanic |
11 | 146 | 1115.16 | tectonic | 26 | 124 | 699.86 | marine |
12 | 173 | 1112.347 | ocean | 27 | 83 | 658.815 | garnet |
13 | 152 | 1067.217 | crust | 28 | 80 | 624.264 | geochemical |
14 | 130 | 1011.228 | metamorphic | 29 | 405 | 609.297 | data |
15 | 126 | 1000.129 | magmatic | 30 | 84 | 607.96 | isotopic |