| |||
| 层次直接存取 | |||
|
hierarchical direct access : 14 phrases in 4 subjects |
| Electronics | 3 |
| Information technology | 3 |
| Technology | 5 |
| Telecommunications | 3 |
| |||
| 层次直接存取 | |||
|
hierarchical direct access : 14 phrases in 4 subjects |
| Electronics | 3 |
| Information technology | 3 |
| Technology | 5 |
| Telecommunications | 3 |