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| 钨金瓦; 巴氏合金瓦 | |||
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| 巴氏合金轴承 | |||
| 巴比合金轴承 | |||
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babbitt bearing : 10 phrases in 5 subjects |
| Compressors | 1 |
| Electric machinery | 2 |
| Metallurgy | 4 |
| Shipbuilding | 1 |
| Technology | 2 |
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