 |
| 速度曲线: 88 phrases in 19 subjects |
| Agriculture | 1 |
| Athletics | 3 |
| Aviation | 2 |
| Communications | 8 |
| Economy | 1 |
| Electric machinery | 1 |
| Electronics | 1 |
| Engineering geology | 1 |
| General | 1 |
| Geophysics | 2 |
| Life sciences | 1 |
| Management | 1 |
| Medical | 1 |
| Oil / petroleum | 3 |
| Rail transport | 1 |
| Space | 6 |
| Sports | 1 |
| Technology | 49 |
| Wind Energy | 4 |
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