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| 钢丝绳冲击钻机 | |||
| 钢绳冲击式钻机 | |||
| 缆索钻机; 钢索冲击式钻机; 钢丝绳冲击式钻机; 钢绳冲击式钻机 | |||
| cable drill: 10 phrases in 3 subjects |
| Engineering geology | 3 |
| Oil / petroleum | 1 |
| Technology | 6 |
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