| |||
| дверная цепочка (denghu) | |||
|
security chain : 8 phrases in 4 subjects |
| General | 3 |
| Information security and data protection | 1 |
| Security systems | 2 |
| Software | 2 |
| |||
| дверная цепочка (denghu) | |||
|
security chain : 8 phrases in 4 subjects |
| General | 3 |
| Information security and data protection | 1 |
| Security systems | 2 |
| Software | 2 |