Inokodzera kuchera, gomba-kuwedzera, kuremba, bevel kumucheto, uye kubaya, yepasi pekugaya, nhanho ndege, mutsetse, uye milling groove, yekucheka nekugayo curve, curve surface uye cam. kuwana torque yakakura ine yakaderera kumhanya, yakakodzera kugadzirisa gobvu yekucheka kudzika uye yakakura-dhayamita gomba.Iyo fuselage uye zvikamu zvikuru isimbi yakakandwa yakasimba, microstructure kugadzikana, inovimbisa kugadzikana kwechishandiso chekushandisa kwenguva refu.