معنی Normally Open Contact, معنی Nخقوشککغ Oحثئ Cخئفشرف, معنی Normally Open Contact, معنی اصطلاح Normally Open Contact, معادل Normally Open Contact, Normally Open Contact چی میشه؟, Normally Open Contact یعنی چی؟, Normally Open Contact synonym, Normally Open Contact definition,