The evaluation factors included the diameter and diameter fluctuation of nugget, the depth of dent, and the appearance of nugget as well as the weighing of each factor was assigned.
取焊点直径、焊点直径波动、压痕深度及焊点外观为评判因素集，并制定了各因素的权重分配集。
In this paper, the curves of Dynamic Resistance CurveDRCare studied under the influence of shunt and distortion. The relationship between quasi steady resistance value and nugget diameter is found.
研究了分流和翘曲变形影响下的不锈钢点焊动态电阻曲线，发现了动态电阻曲线的准稳态电阻值与熔核直径之间的对应关系。
Do spot welding experiments to aluminum alloy plate in the same condition of simulation, prepare low magnification metallographic photos of joint, and measure nugget diameter and penetration rate.
采用与模拟一致的工艺参数对铝合金板材分别进行点焊实验，制取接头低倍金相照片，并测量熔核直径和焊透率。
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