1. Marka loo eego qaabka isku dhafka ah ee bacda shaandhada, waxaa loo qaybiyaa bacaha fidsan (trapezoid iyo flat) iyo bacaha wareegsan (cylindrical).
2. Marka loo eego habka hawadu soo geliso iyo ka bixistaba, waxa loo kala qaybiyaa: hawada hoose ee soo gelida iyo ka bixista hawada sare, hawada sare ee soo gelida iyo hawada hoose iyo nooca tooska ah.
3. Marka loo eego habka shaandhaynta ee bacda shaandhada, waxa loo qaybiyaa: shaandhaynta dibadda iyo shaandhaynta gudaha.
4. Marka loo eego jawiga isticmaalka bacda shaandhada iyo barnaamijka heerkulka, waxaa loo qaybiyaa: heerkulka caadiga ah, heerkulka dhexdhexaadka ah iyo heerkulka sare.
Habka nadiifinta dambaska:
1. Nadiifinta gaasta: Nadiifinta gaasta waa iyada oo loo marayo gaas cadaadis badan ama hawo dibadeed oo dib u afuufaysa bacda shaandhada si ay uga saarto boodhka bacda shaandhada.Nadiifinta gaaska waxaa ka mid ah garaacista garaaca wadnaha, garaacista gadaal iyo nuugista gadaasha.
2. Farsamaynta farsamaysan ee boodhka ka saarida: waxay u qaybsantaa raabka sare iyo rapping dhexe ee boodhka ka saarida (labadaba bacaha shaandhada).Waxa lagu sameeyaa iyada oo si xilliyo ah loo raro saf kasta oo bacaha shaandhada ah iyada oo la adeegsanayo aaladda rafcaanka farsamada.Boorka ku dul boodhka shaandhada.
3.Manual tapping: bac kasta oo shaandhada ayaa gacanta lagu taabtay si looga saaro boodhka bacda shaandhada.
Waqtiga boostada: Dec-16-2021