| |||
| 管子套扣机 | |||
| 管螺纹机 | |||
| 管子螺纹加工机 | |||
| |||
| 管车丝机 | |||
| 管子螺纹机 | |||
| 管子切丝机; 管子刻丝机; 管子滚丝机; 管子车丝机; 管螺纹车床 | |||
|
pipe- threading machine : 5 phrases in 3 subjects |
| Automobiles | 1 |
| Electricity | 1 |
| Technology | 3 |
| |||
| 管子套扣机 | |||
| 管螺纹机 | |||
| 管子螺纹加工机 | |||
| |||
| 管车丝机 | |||
| 管子螺纹机 | |||
| 管子切丝机; 管子刻丝机; 管子滚丝机; 管子车丝机; 管螺纹车床 | |||
|
pipe- threading machine : 5 phrases in 3 subjects |
| Automobiles | 1 |
| Electricity | 1 |
| Technology | 3 |