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| 数字式控制: 70 phrases in 13 subjects |
| Air defense | 1 |
| Automobiles | 6 |
| Aviation | 29 |
| Computer networks | 1 |
| Earth sciences | 1 |
| Electronics | 10 |
| Geophysics | 2 |
| Mechanics | 1 |
| Refrigeration | 1 |
| Space | 12 |
| Technology | 4 |
| Telecommunications | 1 |
| Wind Energy | 1 |
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