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| 跟踪范围 | |||
| 跟踪距离 | |||
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tracking range : 78 phrases in 15 subjects |
| Air defense | 8 |
| Automobiles | 3 |
| Aviation | 6 |
| Earth sciences | 2 |
| Electronics | 12 |
| Fishery fishing industry | 1 |
| General | 2 |
| Geophysics | 1 |
| Missiles | 1 |
| Nautical | 2 |
| Navigation | 1 |
| Shipbuilding | 2 |
| Space | 26 |
| Technology | 9 |
| United States | 2 |
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