 |
| |||
| 防保护装置 | |||
| 防护装置 | |||
| 保护装置 | |||
| protection unit: 47 phrases in 10 subjects |
| Air defense | 4 |
| Aviation | 12 |
| Communications | 1 |
| Electric machinery | 1 |
| Electronics | 5 |
| Hydroelectric power stations | 4 |
| Oil / petroleum | 1 |
| Space | 3 |
| Technology | 14 |
| United Nations | 2 |
|
| |||
| 防保护装置 | |||
| 防护装置 | |||
| 保护装置 | |||
| protection unit: 47 phrases in 10 subjects |
| Air defense | 4 |
| Aviation | 12 |
| Communications | 1 |
| Electric machinery | 1 |
| Electronics | 5 |
| Hydroelectric power stations | 4 |
| Oil / petroleum | 1 |
| Space | 3 |
| Technology | 14 |
| United Nations | 2 |