Waa maxay Rullaluistemka Tayada Sare lehDhalistas?

Roogyada dhululubada ah ee isku midka ah waa walxaha rogroga ee roogga irbadda. Waxaa loogu talagalay inay yareeyaan is-jiidjiidka dusha sare ee wareega. Qaabkeeda awgeed, roogga irbadda waxay leedahay dusha sare oo ka weyn oo taabanaysa dusha sare ee roogga.

Qalabka cirbadaha ee axial-ka ah waa siman yihiin oo qaab radial ah, halka qalabka cirbadaha radial-ka ah uu leeyahay qaab cylindrical ah, qalabka duubistana wuxuu u socdaa si barbar socda dhidibka usha.