 |
| |||
| 长螺纹 | |||
|
long thread : 19 phrases in 10 subjects |
| Drilling | 2 |
| Earth sciences | 1 |
| Food industry | 1 |
| General | 1 |
| Mechanics | 3 |
| Metallurgy | 1 |
| Oil / petroleum | 3 |
| Technology | 3 |
| Textile industry | 3 |
| Toys | 1 |
|
| |||
| 长螺纹 | |||
|
long thread : 19 phrases in 10 subjects |
| Drilling | 2 |
| Earth sciences | 1 |
| Food industry | 1 |
| General | 1 |
| Mechanics | 3 |
| Metallurgy | 1 |
| Oil / petroleum | 3 |
| Technology | 3 |
| Textile industry | 3 |
| Toys | 1 |