 |
| safety assurance: 20 phrases in 11 subjects |
| Astronautics | 4 |
| Aviation | 2 |
| Electronics | 1 |
| Energy industry | 1 |
| General | 1 |
| Military | 2 |
| Nuclear and fusion power | 3 |
| Oil / petroleum | 1 |
| Quality control and standards | 1 |
| Technology | 3 |
| Transport | 1 |
|
| safety assurance: 20 phrases in 11 subjects |
| Astronautics | 4 |
| Aviation | 2 |
| Electronics | 1 |
| Energy industry | 1 |
| General | 1 |
| Military | 2 |
| Nuclear and fusion power | 3 |
| Oil / petroleum | 1 |
| Quality control and standards | 1 |
| Technology | 3 |
| Transport | 1 |