全部

1·Are solderability test samples archived for one year?

焊锡性样品是否至少保留一年？

2·Is the solderability test frequency being performed at a minimum of once per lot?

焊锡性测试最小测试频率是否为每批一次？

3·Water vapor aging test whether experiment: discoloration or corrosion, and the subsequent spots solderability.

水蒸气老化实验：测试是否变色或腐蚀斑点，及后续的可焊性。