• 该规律反映了点焊熔核与焊接电流频谱的内在关系。

    The relationship between nugget size and current spectrum is found.

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  • 试验结果表明,焊点强度满足要求,熔核尺寸符合要求。

    The results show the strength and the dimension of spot meet the requirements.

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  • 焊点处形状记忆效应消失,在焊点熔核外热影响区以外形状记忆效应跟母材相同。

    The shape memory effect in weld disappear, beyond the HAZ, shape memory effect resume.

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  • 目的 :用间接法制作铸造桩核熔模。

    Objective To cast post core investment by indirect method.

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  • 目的 :用间接法制作铸造桩核熔模。

    Objective To cast post core investment by indirect method.

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