 |
| 周转时间: 58 phrases in 18 subjects |
| Automobiles | 1 |
| Aviation | 1 |
| Business | 9 |
| Commerce | 1 |
| Drilling | 1 |
| Ecology | 1 |
| Electronics | 5 |
| Engineering geology | 1 |
| Exhibitions | 1 |
| Finances | 1 |
| Information technology | 1 |
| Logistics | 1 |
| Marketing | 1 |
| Rail transport | 5 |
| Space | 3 |
| Technology | 19 |
| Telecommunications | 1 |
| United Nations | 5 |