Waa maxay faraqa u dhexeeya lawska rivet-ka ee madaxa fidsan iyo lawska rivet-ka ee madaxa yar?

Si fudud loo dhigo, lawska madaxa fidsan ee rivet-ka ah, taas oo ah, kuwa madax qaro weyn leh, ayaa ka soo baxa saxanka ka dib marka la riixo.

Lawska Madaxa Fidsan ee Rivet

Madaxa yar ee lawska rivet-ka leh wuxuu leeyahay madax khafiif ah. Ka dib marka la xoqo, waa siman yahay meel ka baxsan saxanka.

Lawska Madaxa ee Countersunk-ka yar