Inombolo yamahlamvu omnyango womlilo ingahlukaniswa ngamacala amathathu: umnyango owodwa, umnyango ophindwe kabili kanye nezicabha ezine. Ngokusho komnyango womlilo wensimbi weBanga A, isikhathi sokumelana nomlilo singafinyelela imizuzu engama-90.

ibhulokhi ye-cad yokuphuma komlilo,umnyango womlilo vs umnyango ojwayelekile, ipuleti lokukhahlela lomnyango elilinganiselwe umlilo,imvume yokuphuma komnyango womlilo, izingxenye zomnyango wokuphuma emlilweni,

umenzi womnyango ongavimbeli umlilo,isivalo sekhadi lokuphuma umlilo,umnyango omkhulu ongangenisi umlilo, impahla yomnyango ofakazela umlilo,imvume yokuphuma komnyango womlilo,Ubukhulu bomnyango olinganiselwe ngomlilo, umnyango wensimbi x,izingxenye zomnyango wokuphuma komlilo,umlilo olinganiselwe umnyango 90 iminithi, 600mm umnyango wensimbi,

iminyango yamapulangwe engashi,ibhulokhi ye-cad yokuphuma komlilo,umnyango wensimbi 36 x 80, umnyango olinganiselwe umlilo, indawo yokuhlala elinganiselwe umlilo