Official Answer
Answer
Lalacewa mai jujjuyawa yana bayyana azaman ja-launin ruwan kasa (na karfe) ko baƙar fata (na bakin) tarkace a wuraren tuntuɓar igiyoyin igiyar ruwa da saman mating. Yana faruwa ne ta hanyar ƙananan motsin oscillatory (vibration) wanda ke rushe shingen oxide mai kariya na karfe. Wannan ba kawai ya sa bazara ba har ma yana haifar da ramukan da ke aiki azaman tashin hankali, wanda ke haifar da gazawar gajiya. Dabarun rigakafin sun haɗa da haɓaka preload na axial don rage motsi, yin amfani da suturar hadaya kamar azurfa ko kwano, ko amfani da busasshen mai mai don rage juzu'in juzu'i a wurin mu'amala.
