Chishandiso chekugaya cheAPI 7-1 Casing Section
Chigadzirwa cheSection mill rudzi rwechishandiso chekuvhura mahwindo ekesi chinobatanidza mabasa ekucheka nekugaya. Chikamu chegasi chinopinda mukesi pamwe chete neBHA, uye chinocheka kesi panzvimbo yakatarwa kutanga. Kana kesi yachekwa zvachose, ichakweshwa zvakananga kubva panzvimbo iyi. Mushure mekusvika pakadzika kwakati, basa rekuvhura hwindo rekesi rinopedzwa. Chikamu chegasi chine mabhenefiti echimiro chiri nyore, kushanda kuri nyore kuita kuti ive ca...