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| 典型接缝头 | |||
| 特种接头; 典型接头; 典型接缝; 异型接缝; 异型拼接 | |||
| special joint: 15 phrases in 10 subjects |
| Air defense | 2 |
| Aviation | 1 |
| Earth sciences | 1 |
| Electronics | 3 |
| General | 1 |
| Mechanics | 1 |
| Name of organization | 2 |
| Oil / petroleum | 1 |
| Space | 2 |
| Technology | 1 |
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