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| 介电强度试验; 电气强度试验; 电绝缘强度试验 | |||
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| 介电强度试验; 电气强度试验; 电绝缘强度试验 | |||
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| 耐压试验 | |||
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electrical strength test : 12 phrases in 2 subjects |
| Electric machinery | 2 |
| Technology | 10 |
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