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| 压力传播 | |||
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| 压力传播递 | |||
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pressure propagation : 9 phrases in 6 subjects |
| Automobiles | 1 |
| Electric machinery | 1 |
| Explosives and Explosive Ordnance Disposal | 3 |
| Mining | 1 |
| Oil / petroleum | 2 |
| Technology | 1 |
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