| |||
| 加固缝; 倒缝; 缝端加固 | |||
| |||
| 加固; 倒回针; 缝端加固 | |||
|
back tacking : 9 phrases in 3 subjects |
| Animal husbandry | 1 |
| Technology | 1 |
| Textile industry | 7 |
| |||
| 加固缝; 倒缝; 缝端加固 | |||
| |||
| 加固; 倒回针; 缝端加固 | |||
|
back tacking : 9 phrases in 3 subjects |
| Animal husbandry | 1 |
| Technology | 1 |
| Textile industry | 7 |