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| 折叠式尾翼; 飞机的折叠式垂直尾翼 | |||
| 折叠式尾翼 (火箭的) | |||
| 折叠式尾翅 | |||
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folding fin : 16 phrases in 6 subjects |
| Agriculture | 1 |
| Aviation | 2 |
| General | 1 |
| Nautical | 1 |
| Shipbuilding | 1 |
| Space | 10 |
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