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| 电子指示功器 | |||
| 电子示功器 | |||
| electronic indicator: 50 phrases in 13 subjects |
| Air defense | 1 |
| Automobiles | 1 |
| Aviation | 15 |
| Chemistry | 1 |
| Earth sciences | 3 |
| Electronics | 8 |
| General | 2 |
| Military | 1 |
| Navigation | 1 |
| Shipbuilding | 3 |
| Space | 6 |
| Sports | 1 |
| Technology | 7 |
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