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| 牙距; 螺距; 螺节; 螺纹距; 齿距; 螺纹间距; 丝距 | |||
| шаг резьбы: 10 phrases in 4 subjects |
| General | 2 |
| Oil and gas | 2 |
| Polymers | 2 |
| Technology | 4 |
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