45# Dhuumaha birta ah ee aan sinnayn

Marka hore, shaqada, sifooyinka qaabdhismeedka iyo shuruudaha farsamada ee qaybaha shafka
Qaybaha shafka ayaa ah mid ka mid ah qaybaha caadiga ah ee inta badan lagu kulmo mishiinnada.Inta badan waxaa loo isticmaalaa in lagu taageero qaybaha gudbinta, gudbinta qulqulka iyo qaadista culeyska.Qaybaha shafka ah waa qaybo wareeg ah oo dhererkoodu ka weyn yahay dhexroorka, guud ahaanna waxay ka kooban yihiin dusha sare ee cylindrical, dusha conical, daloolka gudaha iyo dunta usheeda dhexe iyo dusha sare ee u dhigma.Marka loo eego qaabab dhismeed oo kala duwan, qaybaha shafka waxa loo qaybin karaa muraayadaha indhaha, jaranjarada jaranjarada ah, godad godan iyo shafka.