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| 工作小时: 67 phrases in 19 subjects |
| Automobiles | 2 |
| Aviation | 3 |
| Business | 11 |
| Commerce | 2 |
| Consulting | 1 |
| Drilling | 2 |
| Earth sciences | 1 |
| Economy | 7 |
| Electric machinery | 1 |
| Electronics | 4 |
| Exhibitions | 2 |
| General | 4 |
| International trade | 2 |
| Labor law | 1 |
| Logistics | 1 |
| Management | 1 |
| Project management | 1 |
| Technology | 20 |
| Telecommunications | 1 |
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