Hollow rivet yog ib feem me me uas feem ntau siv hauv kev sib xyaw ntawm lub teeb thiab nyias cov khoom siv tshuab.Nws yog feem ntau siv nyob rau hauv riveting ntawm cov ntaub ntawv uas tsis yog-hlau nrog me me load.
Hollow rivet yog ib feem me me uas feem ntau siv hauv kev sib xyaw ntawm lub teeb thiab nyias cov khoom siv tshuab.Nws yog feem ntau siv nyob rau hauv riveting ntawm cov ntaub ntawv uas tsis yog-hlau nrog me me load.