 |
| |||
| 缺陷故障通知告 | |||
|
Defect Notification : 3 phrases in 3 subjects |
| Communications | 1 |
| Construction | 1 |
| Hydroelectric power stations | 1 |
|
| |||
| 缺陷故障通知告 | |||
|
Defect Notification : 3 phrases in 3 subjects |
| Communications | 1 |
| Construction | 1 |
| Hydroelectric power stations | 1 |