 |
| |||
| seal; sealing; self-sealing coupling | |||
| packing-block | |||
| tight joint; sealed joint | |||
| pressure-tight joint | |||
| waterproof seal | |||
|
joint etanche : 9 短语, 3 学科 |
| 地球科学 | 1 |
| 建造 | 4 |
| 机械工程 | 4 |
|
| |||
| seal; sealing; self-sealing coupling | |||
| packing-block | |||
| tight joint; sealed joint | |||
| pressure-tight joint | |||
| waterproof seal | |||
|
joint etanche : 9 短语, 3 学科 |
| 地球科学 | 1 |
| 建造 | 4 |
| 机械工程 | 4 |