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| 楔子试验 | |||
| 楔形件试验 | |||
| 楔块试验 | |||
| 楔形块检验; 锤击韧性试验 | |||
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wedge test : 14 phrases in 3 subjects |
| Metallurgy | 7 |
| Steel production | 1 |
| Technology | 6 |
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