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| 黄铜轴瓦承 | |||
| 黄铜轴承 | |||
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brass bearing : 13 phrases in 6 subjects |
| Architecture | 1 |
| Electric machinery | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 2 |
| Shipbuilding | 1 |
| Technology | 7 |
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