Nyob rau hauv kev tsim ntawm automotive tuag-casting pwm, kev xaiv ntawm lub rooj vag txoj hauj lwm yog feem ntau txwv los ntawm tej yam xws li alloy hom, casting qauv thiab cov duab, phab ntsa thickness hloov, shrinkage deformation, tshuab hom (kab rov tav los yog ntsug), thiab casting siv yuav tsum tau.Yog li ntawd, rau tuag-casting ...
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