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Maɓallan bututun ƙarfe na karkacewa

Ka’idar fitar da bututun mai fan ɗin da aka karkatar ya sha bamban da na bututun fan ɗin da aka fitar. An samar da sifar fitar da bututun fan fan axial saboda ana fitar da ruwan bayan an matse shi don samar da sifar fitar da fan. Maɓallan lebur mai karkatarwa gabaɗaya yana nufin cewa ruwan yana wucewa ta rami madauwari sannan ya bugi farfajiya. Tsarin wannan farfajiya ta juyawa yana da mahimmanci musamman, kuma yana taka muhimmiyar rawa a cikin tasirin jirgin. Kullum, akwai tangent zuwa bututun ƙarfe. An kafa baka ta ƙara madaidaiciya layi. K

Abin da ke sama shine babban bututun mai fan mai lanƙwasa mai kusurwa mai faɗi, kuma akwai kuma bututun fanti mai kusurwa-kusurwa. Ka’idar aikinsa daidai take da ta kusurwa mai faɗi. 扇形内页