جهاز الكشف عن المعادن والذهب Fundamentals Explained
لن يتم نشر عنوان بريدك الإلكتروني. الحقول الإلزامية مشار إليها بـ *The most typical sort of metal detector is really a hand-held metal detector or coil-based detectors making use of oval-formed disks with crafted-in copper coils. The look for coil operates as sensing probe and should be moved in