Zida zopangira ma cylindrical zida zapamwamba kwambiri zomwe zimagwiritsidwa ntchito poyendetsa ndege zimapangidwira kuti zikwaniritse zofunikira pakuyendetsa ndege, kupereka mphamvu zodalirika komanso zogwira mtima pamakina ofunikira ndikusunga miyezo yachitetezo ndi magwiridwe antchito.
Magiya owoneka bwino kwambiri apandege nthawi zambiri amapangidwa kuchokera ku zinthu zamphamvu kwambiri monga zitsulo za aloyi, zitsulo zosapanga dzimbiri, kapena zida zapamwamba ngati ma aloyi a titaniyamu.
Njira yopangirayi imaphatikizapo njira zamakina zolondola monga kukumbatira, kuumba, kupeta, ndi kumeta kuti akwaniritse kulekerera kolimba komanso zofunika kumaliza pamwamba.