Inji Bed
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Kwancen Injin Cika Ma'adinai
Karfe, welded, harsashi na ƙarfe, da simintin simintin gyare-gyare suna cike da simintin simintin ma'adinai mai rage girgizawa
Wannan yana haifar da haɗaɗɗiyar tsarin tare da kwanciyar hankali na dogon lokaci wanda kuma yana ba da kyakkyawan matakin tsayin daka da tsauri mai ƙarfi.
Hakanan ana samunsu tare da kayan cikawa mai ɗaukar radiation