微型点焊机 micro spot welder
微型点焊 micro-resistance spot welding
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随着微电子封装焊点尺寸的微型化，微连接尺寸效应对焊点的本构方程产生不可忽视的影响。
With the downsizing of solder joints in microelectronic packaging, size effect in micro-joining plays an more important role in the constitutive equation of the solder joints.
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