 |
| |||
| 导套管 | |||
| 导管; 套管 | |||
| 控制棒导向筒核 | |||
| 钻探导管 | |||
| 导向管; 导向管; 【钢】中注管 (砖) | |||
| 快速焊嘴 | |||
| 中注管砖 | |||
| 导向套管 | |||
| 导纱管 | |||
| |||
| 导向管 | |||
|
guide tube : 25 phrases in 8 subjects |
| Automobiles | 1 |
| Bridge construction | 1 |
| Electronics | 11 |
| Metallurgy | 3 |
| Nuclear and fusion power | 2 |
| Nuclear physics | 1 |
| Shipbuilding | 2 |
| Technology | 4 |