Cov txiv ntoo rivet yog siv dav hauv kev sib dhos ntawm ntau yam hlau phaj, yeeb nkab thiab lwm yam kev lag luam tsim khoom. Nws yog siv dav hauv kev sib dhos ntawm cov khoom siv hluav taws xob thiab cov khoom lag luam teeb pom kev zoo xws li tsheb, dav hlau, tsheb ciav hlau, tub yees, lub tshuab nqa, hloov pauv, twj paj nruag, rooj tog thiab kho kom zoo nkauj, yog li daws qhov tsis zoo ntawm cov hlau phaj yooj yim yaj thiab cov yeeb nkab vuam txiv ntoo nyias thiab yooj yim vuam deformation ntawm cov hlau hauv paus.
Nd tapping sab hauv xov yooj yim txav hniav, tsim tau zoo. Tsis tas yuav tsum kov sab hauv xov thiab vuam lub txiv ntoo. Lub riveting yog khov kho thiab yooj yim siv.
Lub sijhawm tshaj tawm: Lub Kaum Ob Hlis-16-2021