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| 轴承中心线 | |||
| 轴承轴线 | |||
| 负载轴; 轴承轴心线 | |||
| bearing axis: 10 phrases in 5 subjects |
| Computer numerical control | 1 |
| Hydroelectric power stations | 1 |
| Mechanics | 2 |
| Space | 1 |
| Technology | 5 |
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