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| 波幅因数; 峰值系数 | |||
| 振幅系数 | |||
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amplitude factor : 19 phrases in 7 subjects |
| Bridge construction | 1 |
| Chemistry | 1 |
| Electric machinery | 3 |
| Electronics | 7 |
| Engineering geology | 1 |
| Information technology | 1 |
| Technology | 5 |
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