| |||
| 测试与操作 | |||
| |||
| 试验与操作 | |||
|
test and operations : 17 phrases in 7 subjects |
| Aviation | 6 |
| Electronics | 3 |
| Information technology | 1 |
| Shipbuilding | 1 |
| Space | 3 |
| Technology | 1 |
| United States | 2 |
| |||
| 测试与操作 | |||
| |||
| 试验与操作 | |||
|
test and operations : 17 phrases in 7 subjects |
| Aviation | 6 |
| Electronics | 3 |
| Information technology | 1 |
| Shipbuilding | 1 |
| Space | 3 |
| Technology | 1 |
| United States | 2 |