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场的 控制 : 24 phrases in 15 subjects |
| Aviation | 3 |
| Business | 1 |
| Commerce | 2 |
| Communications | 1 |
| Ecology | 1 |
| Economy | 3 |
| Electronics | 5 |
| Environment | 1 |
| Geophysics | 1 |
| Marketing | 1 |
| Project management | 1 |
| Refrigeration | 1 |
| Securities | 1 |
| Space | 1 |
| Tennis | 1 |
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