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| 万向节十字头 | |||
| 万向联轴节十字头 | |||
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| 万向节十字头 | |||
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universal-joint cross : 8 phrases in 4 subjects |
| Automobiles | 2 |
| Metallurgy | 2 |
| Steel production | 1 |
| Technology | 3 |
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