 |
| |||
| 迷宫式填充材料 | |||
| 迷宫曲径式密圭寸 | |||
| 迷宫式密封 | |||
| 迷宫密封; 曲径气封; 迷宫密封填料 | |||
| 曲折〔迷宫〕密封 | |||
| 迷宫式充填 | |||
| 曲径式轴封; 曲折轴封 | |||
| 曲径式气封 | |||
| 迷宫式填料; 曲径密封 | |||
| 迷宫填料; 迷宫式密封 (件); 迷宫式密封; 曲折阻漏; 曲折轴垫; 曲径轴封; 堵漏密封料; 曲折式密封 | |||
| 汽封 | |||
| labyrinth packing: 7 phrases in 3 subjects |
| Compressors | 2 |
| Space | 2 |
| Technology | 3 |
|
| |||
| 迷宫式填充材料 | |||
| 迷宫曲径式密圭寸 | |||
| 迷宫式密封 | |||
| 迷宫密封; 曲径气封; 迷宫密封填料 | |||
| 曲折〔迷宫〕密封 | |||
| 迷宫式充填 | |||
| 曲径式轴封; 曲折轴封 | |||
| 曲径式气封 | |||
| 迷宫式填料; 曲径密封 | |||
| 迷宫填料; 迷宫式密封 (件); 迷宫式密封; 曲折阻漏; 曲折轴垫; 曲径轴封; 堵漏密封料; 曲折式密封 | |||
| 汽封 | |||
| labyrinth packing: 7 phrases in 3 subjects |
| Compressors | 2 |
| Space | 2 |
| Technology | 3 |