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| 场变数 | |||
| 场变量 | |||
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| 场变量 | |||
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field variable : 39 phrases in 12 subjects |
| Air defense | 1 |
| Data processing | 5 |
| Electric machinery | 1 |
| Electricity | 1 |
| Electronics | 9 |
| Information technology | 6 |
| Librarianship | 3 |
| Multimedia | 1 |
| Oil / petroleum | 1 |
| Space | 3 |
| Technology | 4 |
| Telecommunications | 4 |