 |
| |||
| 测试与维修 | |||
| 检修; 检査维修 | |||
| |||
| 试验; 维护 | |||
| test maintenance: 71 phrases in 14 subjects |
| Air defense | 1 |
| Architecture | 1 |
| Automobiles | 1 |
| Aviation | 30 |
| Business | 7 |
| Economy | 1 |
| Electric machinery | 1 |
| Electronics | 13 |
| Navigation | 1 |
| Rail transport | 1 |
| Shipbuilding | 1 |
| Space | 4 |
| Technology | 6 |
| Telecommunications | 3 |
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