| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| high enthalpy hypersonic flows | 1.48 | 1 | 4921 | 73 | 30 |
| high | 0.51 | 0.9 | 2056 | 6 | 4 |
| enthalpy | 0.12 | 0.9 | 5024 | 89 | 8 |
| hypersonic | 0.19 | 0.7 | 5556 | 13 | 10 |
| flows | 1.36 | 0.2 | 4556 | 46 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| high enthalpy hypersonic flows | 0.28 | 0.6 | 2458 | 64 |
| high-enthalpy hypersonic flows insite:cnki | 1.16 | 0.5 | 598 | 31 |
| classic and high-enthalpy hypersonic flows | 0.84 | 0.9 | 3695 | 78 |
| energy exchanges in hypersonic flows | 1.43 | 0.8 | 1792 | 32 |
| what is hypersonic flow | 1.12 | 0.4 | 6825 | 24 |
| aerodynamic heating in hypersonic flows | 0.91 | 0.2 | 6692 | 19 |
| enthalpy of formation of hi | 1.99 | 0.9 | 5944 | 94 |
| enthalpy change of formation of hi | 1.89 | 0.6 | 2498 | 25 |
| fluid flow through packed columns insite:cnki | 0.94 | 0.2 | 6513 | 14 |
