| |||
| 保证文书 | |||
| 担保工具; 担保契据 | |||
| 安全证明 | |||
|
security instrument : 4 phrases in 4 subjects |
| Electronics | 1 |
| Hydroelectric power stations | 1 |
| Nautical | 1 |
| Power electronics | 1 |
| |||
| 保证文书 | |||
| 担保工具; 担保契据 | |||
| 安全证明 | |||
|
security instrument : 4 phrases in 4 subjects |
| Electronics | 1 |
| Hydroelectric power stations | 1 |
| Nautical | 1 |
| Power electronics | 1 |