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Needle Mele e hali ana i
ʻO ka wili nila o ke kui kele kahi ʻano lola kūikawā, i hoʻolako ʻia me nā ʻolokaʻa lahilahi a lōʻihi. ʻO ke anawaena (D) o kēia wili ma lalo o 5mm, ʻoi aku ka nui o L / D ma mua o 2.5 (ʻo L ka lōʻihi o ka wili). Ua like ia me ka nila, no laila ua kapa ʻia ʻo ia he wili kuʻina
