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| core; wire rope core | |||
| wire-rope core | |||
| 钢丝绳芯: 45 phrases in 11 subjects |
| Bridge construction | 1 |
| Construction | 1 |
| Drilling | 5 |
| Earth sciences | 1 |
| General | 1 |
| Hydroelectric power stations | 2 |
| Mechanics | 1 |
| Metallurgy | 17 |
| Mining | 1 |
| Oil / petroleum | 4 |
| Technology | 11 |
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