 |
| |||
| fail-safe | |||
| 系统可靠的: 10 phrases in 7 subjects |
| Aviation | 3 |
| Business | 1 |
| General | 1 |
| Information technology | 1 |
| Project management | 1 |
| Space | 1 |
| Technology | 2 |
|
| |||
| fail-safe | |||
| 系统可靠的: 10 phrases in 7 subjects |
| Aviation | 3 |
| Business | 1 |
| General | 1 |
| Information technology | 1 |
| Project management | 1 |
| Space | 1 |
| Technology | 2 |