| |||
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 |