Test methods for electrical materials, printed board and other interconnection structures and assemblies - Part 5-504: General test methods for materials and assemblies - Process ionic contamination testing (PICT) (IEC 61189-5-504:2020); German version EN IEC 61189-5-504:2020
电气材料、印制板和其他互连结构和组件的试验方法.第5-504部分:材料和组件的一般试验方法.过程离子污染试验(PICT)(IEC 61189-5-504-2020);德国版本EN IEC 61189-5-504:2020