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| 【压】 卷解试验; 缠绕试验; 卷解试验 | |||
| 紧轴压入试验 | |||
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mandrel test : 6 phrases in 4 subjects |
| Metallurgy | 2 |
| Plastics | 1 |
| Technology | 2 |
| Telecommunications | 1 |
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