The regression relations between the primary solder joints shape parameters and thermal fatigue life of CCGA are derived through orthogonal experiments and regressions analysis.

• 通过对CCGA焊点形态参数与热疲劳寿命进行正交回归分析,得出了CCGA焊点形态主要参数与热疲劳寿命之间的关系表达式。