Printed boards and printed board assemblies - Design and use - Part 5-5: Attachment (land/joint) considerations - Components with gull-wing leads on four sides (IEC 61188-5-5:2007); German version EN 61188-5-5:2007
印制板和印制板组件.设计和使用.第5-5部分:附件(焊盘/接头)注意事项.四边带鸥翼引线的部件(IEC 61188-5-5-2007);德文版EN 61188-5-5:2007