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| 实质资料 | |||
| 物理数据 | |||
| 自然环境资料 | |||
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physical data : 28 phrases in 11 subjects |
| Computer networks | 5 |
| Computers | 1 |
| Corporate governance | 1 |
| Earth sciences | 1 |
| Electronics | 4 |
| General | 2 |
| Information technology | 4 |
| Project management | 3 |
| Refrigeration | 1 |
| Space | 5 |
| Technology | 1 |
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