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| 冲击锤 | |||
| 砸管锤; 套管打击锤 | |||
| 打桩、套管锤 | |||
| 打入锤; 打桩锤 | |||
| 吊锤【岩】 | |||
| drive hammer: 7 phrases in 3 subjects |
| Bridge construction | 1 |
| Drilling | 3 |
| Technology | 3 |
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