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| hammer testing | |||
| forging test; hammer test | |||
| hammering test | |||
| drop test; forge test | |||
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锤击 试验 : 52 phrases in 14 subjects |
| Automobiles | 2 |
| Aviation | 1 |
| Bridge construction | 3 |
| Chemistry | 1 |
| Electronics | 1 |
| Engineering geology | 3 |
| General | 1 |
| Metallurgy | 4 |
| Oil / petroleum | 2 |
| Plastics | 4 |
| Polymers | 1 |
| Rail transport | 1 |
| Space | 3 |
| Technology | 25 |
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