Codsiga 1. Dhagax-shiidka Waddooyinka: Ilkaha wax-shiidka ee dhismaha injineernimada ayaa caadi ahaan loo adeegsadaa hawlgallada qodista waddooyinka, iyagoo ka caawinaya in meesha laga saaro agabka waddooyinka ee gabowga si loo abuuro aasaas siman oo laami cusub ah.2. Dayactirka Wadooyinka: Xaaladaha dayactirka waddooyinka, ilka-shiidka ayaa loo isticmaalaa in laga saaro lakabyada waddooyinka ee burburay, diyaarinta dusha sare ee shaqada.3. Baahinta Waddooyinka: Mashaariicda balaadhinta waddooyinka, ilko-shiidka ayaa loo shaqeeyaa si loo gooyo loogana saaro meelaha waddooyinka ee jira, taas oo bannaan u samaynaysa dhismayaal cusub oo waddooyin ah.4...