Umnyango womlilo wensimbi uwuhlobo oluvame kakhulu lomnyango womlilo, uma kuqhathaniswa nezinye izinto zomnyango womlilo, umnyango womlilo wensimbi unezinzuzo zawo eziyingqayizivele. Ugqinsi lomnyango womlilo wensimbi luhlukaniswe ngezindinganiso ezintathu ezijwayelekile A, B kanye no-C, ezinokufakwa okuhle kakhulu komsindo, ukusebenza kokuvikela ukushisa.

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