Defect Notification
| Period
| defect notification | |
| auto. | 缺陷 通知 |
| period | |
| gen. | 时光 |
| econ. | 期限; 时代 |
| hydroel.st. | 时期 |
| interntl.trade. | 期间; 定期 |
| math. | 周期，时期 |
| met. | 阶段; 时间 |
| sport. | 期 |
| |||
| 缺陷故障通知告 | |||
|
Defect Notification : 3 phrases in 3 subjects |
| Communications | 1 |
| Construction | 1 |
| Hydroelectric power stations | 1 |