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| 反复［交变］切口［槽口］弯曲试验 | |||
| 缺口试样交变弯曲试验; 交变缺口弯曲试验 | |||
| 刻槽反复弯曲试验; 刻槽反复挠曲试验; 刻槽交变弯曲试验; 刻槽交变挠曲试验; 切口交变挠曲试验 | |||
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